A | General Works (總類) | 花的形容词1699 |
| AC | General(综合) | |
AE | Encyclopedias (General) (一般性百科全書) | |
AG | Dictionaries and other general reference works (字典、參考資源) | |
AM | Muums. Collectors and collecting (博物館、收藏) | |
肩膀长痣AP | Periodicals (期刊) | |
| Magazine(杂志) | |
AY | Yearbooks. Almanacs. Directories.Indexs (年鑑、名錄,索引) | |
B | Philosophy. Psychology. Religion (哲學、心理學、宗教) | 7624 |
| B | Philosophy (General) (哲學總論) | |
BC | Logic (邏輯) | |
BF | Psychology (心理學) | |
BH | Aesthetics (美學) | |
BL | Religions. (宗教學) | |
有风的英语C | Auxiliary Sciences of History (歷史學及相關科學) | 4950 |
| CB | History of civilization (文化史) | |
CC | Archaeology (General) (考古學) | |
CD | Diplomatics. Archives. Seals (外交文書、檔案、印記) | |
CE | Technical chronology. Calendar (年表、曆書) | |
CS | Genealogy (系譜學) | |
CT | Biography (傳記) | |
D | History (General) and History of Europe (歷史總論與歐洲歷史) | 5130 |
| D | History (General) (歷史總論) |
DA- DR | Europe (歐洲歷史) | |
DS | Asia (亞洲歷史) | |
DT | Africa (非洲歷史) | |
DU | Oceania (South Seas) (大洋洲歷史) | |
E-F | History: America (美洲歷史) | 944 |
G | Geography. Anthropology. Recreation. (地理學、人類學、娛樂) | 6273 |
| G | Geography (General) (地理學總論) | |
GC | Oceanography (海洋學) | |
GE | Environmental Sciences (環境科學) | |
GN | Anthropology (人類學) | |
| Earth Sciences (地球科学) | |
GT | Travel and Geography（旅游地理） | |
GV | Recreation. Leisure. Sports (娛樂、休閒、體育) | |
H | Social sciences (General) (社會科學) | 18262 |
| H | Social sciences (General) (社會科學總論) | |
HA | Statistics (統計學) | |
HE | Business, Economics and Management （商业经济与管理） | |
HM | Sociology (General) (社會學) | |
J | Political Science (政治學) | 2393 |
| JA | Political science (General) (政治學總論) | |
JF | Political institutions and public administration - General (政治制度與行政) | |
JZ | 工作反思怎么写International relations (國際關係) | |
K | Law (法律) | 3847 |
| K | Law in General.Comparative and uniform law. Jurisprudence (法律總論) | |
KB | Religious law in general. Comparative religious law. Jurisprudence (宗教法律、比教宗教法、法學) | |
KBU | Law (world-wide) 各国法律 | |
KZ | Law of nations (民族法律) | |
L | Education (教育) | 4141 |
M | Music (音樂) | 85 |
N | Fine arts (美術) | 1930 |
| NB | Sculpture (雕塑) | |
ND | Painting (繪畫) | |
P | Language and Literature (語言學、文學) | 11753 |
| | Language and Linguistics（语言学） | |
| Japane book (日语) | |
| British&American Literature(英美文学) | |
Q | Science (科學) | 14718 |
| Q | Science (General) (科學總論) | |
QA | Mathematics. Computer science (數學、電腦科學) | |
QB | Astronomy (天文學) | |
QC | Physics (物理學) 电脑内存怎么扩大 | |
QD | Chemistry (化學) | |
QE | Geology (地質學) | |
QH | Natural history-Biology (自然史總論、生物學) | |
QK | Botany (植物學) | |
QL | Zoology (動物學) | |
QM | Human anatomy (人體解剖學) | |
QP | Physiology (生理學) | |
QR | Microbiology (微生物學) | |
R | Medicine (醫學) | 9952 |
| R | (Surgery) 外科学 | |
RA | (Internal medicine) 内科学 | |
RB | (Preclinical medicine) 基础医学 | |
RC | （Therapeutics） 治療術 | |
RD | (Clinical medicine) 临床医学 | |
RE | (Otolaryngology) 耳鼻喉科学 | |
RF | (Pediatrics ) 儿科学 | |
RG | (Obstetrics and Gynecology) 妇产科学 | |
RJ | (Oncology) 肿瘤学 | |
RK | (Pharmacy) 药学 | |
RL | (Ophthalmology) 眼科学 | |
RM | （Public aspects of medicine） 公共醫學 | |
RS | (Prophylactic medicine, hygiene) 预防医学 卫生学 | |
RT 鸟岛课文 | (Dermatology and venereology) 皮肤病学与性病学 | |
RV | (Chine medicine) 中国医学 | |
RX | (Stomatology) 口腔科学 | |
RZ | (General theory) 一般理论 | |
| | (Neurology and psychiatry) 神经病学与精神病学 | |
| | (General introduction) 总论 | |
| | (Foreignnational medicine) 外国民族医学 | |
| | (Special medicine) 特种医学 | |
S | Agriculture (農業) | 2359 |
| S | Agriculture (General) (農業總論) | |
SB | Plant culture (植物栽培) | |
SD | Forestry (森林) | |
SF | Animal culture (畜牧) | |
SH | Aquaculture. Fisheries. Angling (漁業) | |
SK | Hunting sports (狩獵) | |
T | Technology (科技) | 2863 |
| T | Technology (General) (科技總論) | |
TA | Engineering (General). 出示的英文(形容雪景的句子工程總論) | |
TR | Photography (攝影學) | |
TT | Handicrafts. Arts and crafts (手工藝) | |
TX | Home economics (家政) | |
U | Military Science (軍事科學) | 271 |
V | Naval science (海軍學) | 104 |
Z | Library Science. Information Resources (General) (圖書館學、資訊資源) | 407 |
| Synthesize（综合） | 4664 |
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