Bisulphid
n. 二硫化物
🗣️ 情景例句
No. He left a note on the door
是的。他留了一张条子在门上
What's the rush?
你急什么？
But the first people who were like ourselves lived so long ago that even their sagas, if they had any, are forgotten.
但是，和我们相似的原始人生活的年代太久远了，因此，有关他们的传说既使有如今也失传了。