Tersulfide
三硫化物
??? 情景例句
Maybe you saw our commercials on TV.
也許你在電視上看過我們的廣告。
He says it's too dangerous.
他說這樣做很危險(xiǎn)。
I tried to wake up my wife by ringing the doorbell,
我按響了門鈴，試圖喚醒我的妻子，