Osmium
n. 锇\\n[化] 锇Os
🗣️ 情景例句
In the hotly contested race
在这场激烈竞赛中
She is at a loss as what to do.
她不知怎么办才好。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。