1. “ ... times as many/much+名词+as+被比对象”。如：
There is four times as much water in this pot as in that one.
这个壶里装的水是那个壶里的四倍。
There are six times as many students as we expected.
学生数量是我们预期的六倍。上行下效是贬义词吗
2. “ ... times+more+名词（可数或不可数）+than+被比对象”。如：
There are five times more books in our library than in yours.
我们图书馆里的书比你们图书馆多五倍多。
We have produced twice more grain this year than we did last year.
我们今年生产的粮食是去年的两倍多。
3.“ ... times+over+被比对象”。如：
The grain output in that village is twice over that of 2002.
决策失误那个村的粮食产量是2002年的两倍多。
抖音很火的短句4. “ ... times+that+of+被比对象 ”。如：
In this workshop, the output of July was 4.5 times that of January.
这个车间7月份的产量是1月份的4.5倍。
如白驹过隙
5. “...times+compared with+被比对象”。如：
The number of the students in our school has incread 4 times compared with 1980.
提高工作能力我们学校的学生人数比1980年增加了四倍。
6. “...times+what+从句”。如：
The production is now three times what it was ten years ago.
现在的产量是十年前的三倍。
脑发育不良
7. double用作形容词，表示“两倍的”。如：
无工作证明
The production is now double what it was ten years ago.
现在的产量是十年前的两倍。
8. double用作动词，表示“是……的两倍。如
如：The output has been doubled in the past six years.
在过去六年中产量已经翻了一番。
熊的英语单词
This brought a steady ri in the grain yield. In 2002 it nearly doubled that of 1980.
这使粮食产量不断增长。到2002年产量已经比1980年将近翻了两番。
