Efficient cause
[医] 基[本原]因
🧩 词语组成解析
efficient
[i'fiʃənt]
adj. 有效率的;（直接）生效的;能干的;（因省钱、省时或省力等而）收效大的;
cause
[kɔz]
n. 原因;动机;理由;事业;
vt. 成为…的原因;导致;引起;使遭受;
🗣️ 情景例句
How do you pronounce this word?
这个字怎么念。
Study sickness while you are well.
居安思危。
When he asked if Mr.Lane lived there, the policeman on duty told him that since his defeat, the ex-Prime Minister had gone abroad.
当他询问莱恩先生是否住在那里时，值班的警察告诉他这位前首相落选后出国去了。