Lancasterite
水菱镁矿
🗣️ 情景例句
I see him on the train every day but we are not on speaking terms.
我每天都在火车上见到他，但彼此没有说过话。
Excuse me, would you give me a hand?
对不起，你能帮我个忙吗？
Look at the sun! It's very bright.
瞧，阳光灿烂！