Law of perdurability of matter
[化] 物質守恒定律
?? 詞語組成解析
law
[l?:]
n. 法;法學;規律;法制;
vt.& vi. [口語、方言]訴諸法律，對…起訴，控告;
vt. 控告;對…起訴;
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
n. 持久, 永恒
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
matter
['m?t?]
n. 事件;（討論、考慮等的）問題;重要性;物質;
vi. 要緊，重要;化膿;有重大影響;有重要性;
??? 情景例句
Do you want to stick it out for the whole weekend?
難道你想在此地耗掉整個周末？
I don't remember where I was then.
我不記得那時我在哪里。
Is it expensive to hire a car?
租車貴不貴？