Composition of forces
[化] 力的合成
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 势力；兵力；武装力量（force的复数形式）
🗣️ 情景例句
Well, what do you want to do?
那你想干什么？
A man can not spin and reel at the same time.
一心不能二用。
This is a pity, because noise abatement really is a good cause.and it is likely to be discredited if it gets to be associated with bad science.
要求减少噪音确实是件好事，但是如果与拙劣的科学掺杂在一起的话，就不会被人们所信任，这是很遗憾的。