Ammonium fluoride
[化] 氟化铵\\n[医] 氟化铵
🧩 词语组成解析
n. 铵\\n[化] 铵
fluoride
[['fluəraid]]
n. 氟化物\\n[化] 氟化物
🗣️ 情景例句
He said they need a new book of photographs,
他说他公司需要一本新的摄影集，
He gave a straightforward answer.
他给予了坦率的回答。
Some people think that the weather is unpleasant, the city ugly and dirty, the competition fierce and the streets unsafe.
有些人认为，这儿的气候不佳，市容丑陋肮脏，竞争激烈，街上不安全。