Bindheimite
水銻鉛礦
??? 情景例句
Helped him?
幫助他？
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我為了參加體育課而必須走路到體育館。
Quite by accident. I moved a few peas and there it was.
很偶然。我挪了幾顆青豆就發現了。