Self-cleaaing of water
[医] 水的自净
🧩 词语组成解析
self
[self]
n. 自己;本人;本性;私利;
adj. 同一的;纯净的;单一的;
vt. 使自花授精;使近亲繁殖;
vi. 自花授精;
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];
water
['wɔtɚ]
n. 水;雨水;海水;海域;
v. 给…浇水;供以水;加水稀释;流泪;
🗣️ 情景例句
I made an appointment with the doctor at three.
我和医生约好3点钟看病。
A man apt to promise is apt to forget.
轻诺者易忘。
It seems she was in class on Friday afternoon, but no one has seen her since.
好象她星期五还在教室，但从那以后没人看见过她。