Mcvain
[人名] 麥克文
??? 情景例句
Time moved at a snail's pace before the holiday.
假期之前時間過得非常緩慢。
Discontent is the first step in progress.
不知足是前進中的第一步。
Instruments have been devised and can be so placed that all three elements can be recorded in different graphs.
已經設計出了一些儀器，它按照一定的安放方式就可測繪出這三種運動的曲線圖。