Legrandite
基性砷锌矿
🗣️ 情景例句
Good afternoon, Mrs. Green. I'd like you to meet my girlfriend, Sally.
格林太太，下午好。我想让你认识一下我的女朋友萨里。
Speech is silver,silence is gold.
言语是银，沉默是金。
It doesn't matter.
没关系。