Wittite
硫硒铅铋矿
🗣️ 情景例句
You inherited your father's brains.
你继承了你父亲的好头脑。
False friends are worse than open enemies.
明枪易躲，暗箭难防。
'I've been coming up here night after night for weeks now.
“好几个星期了，我天天夜里到钟楼上来。