Tungstenite
硫钨矿; 辉钨矿
🗣️ 情景例句
I'd really like to pick up Grandpa at the railroad station.
我真想去火车站接爷爷。
The day is long to him who knows not how to use it.
百无聊赖。
You've made a good choice.
你的眼力不错。