英语中by怎么用

by
[bai]
prep.
在...旁, 靠近
从...旁边经过; 在...身边
(方向)偏于
沿; 经, 由
[表示交通工具等]乘, 坐
在(白天、夜晚等的)情况下
不迟于; 到...时(为止)
[表示方法、手段]靠, 用, 通过
由于
[表示数量, 程度]按...计算; 根据, 按
被, 由
相差
[表示面积]对, 比
逐一
[表示关系]就...来说
对, 对待
对着...(发誓)
用...去乘[除]
He sat down just by the door.
他正坐在门的旁边。
I go by the house every day.
我每天路过那所房子。
She'll return by Shanghai.
她将经上海回来。
I came back by bus.
我是乘公共汽车回来的。
The ship sailed north by east.
船沿着向北偏东的方向驶去。
They marched by night.
他们夜里进军。
He had finished the work by ten o'clock this morning.
到今天上午十点钟, 他已完成了这项工作。
He saluted her by raising his hat.
他举起帽子向她致意。
They sold apples by catty.
他们按斤卖苹果。
Nine divided by three is three.
九除以三得三。
He lives in a room 5m by 4m.
他住在一间长五米宽四米的房间里。
The children went in two by two.
孩子们两个两个地进去。
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