Tetraphosphorus monoselenide
[化] 一硒化四磷
🗣️ 情景例句
And here are your keys.
你的钥匙。
Ouch, that hurts!
哎呦，好痛呀！
She heard the front door open and heavy footsteps in the hall.
她听见前门被打开，走廊里响起重重的脚步声。