Arsenic sulfide
[机] 五硫化二砷
🧩 词语组成解析
arsenic
[['ɑ:sənik]]
n. 砷, 砒霜\\n[化] 砷As
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
going to the children's ward once or twice a week
每星期就去小儿科病房一、两次
Please hurry, we're a bit pressed for time.
请快点，我们时间不多了。
I live in a very old town which is surrounded by beautiful woods.
我住在一个由美丽的树林环绕的古老的小镇上。