Sulphides
(sulphide 的复数) n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
I think aerobics is easy.
我觉得有氧运动很容易。
That's a good idea .
那是个好生意。
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。