Arsenic triselenide
[机] 三硒化二砷
🧩 词语组成解析
arsenic
[['ɑ:sənik]]
n. 砷, 砒霜\\n[化] 砷As
🗣️ 情景例句
Is something wrong, Alexandra?
怎么了Alexandra？
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
Sometimes a tame elephant is tethered nearby to give the wild one confidence,
有时，把一头已驯服的象拴在旁边能给野象以信心。