Binnite
炭黝铜矿
🗣️ 情景例句
and they needed the extra room.
他们需要多一些空间。
You'd better go and see a doctor about that.
关于那个毛病，你最好去看医生。
engineers may soon be free to let their imaginations soar without being penalized by expensive failures.
因此，工程技术人员可能很块就可充分发挥他们的想像力，而不会因失败而造成经济上的损失。