Giobertite
菱镁矿
🗣️ 情景例句
Our competitor has a better product. There's no denying it.
无可否认，我们的竞争对手拥有更好的产品。
Can you afford the expense?
你出得起这笔费用吗？
A temporary rudder was made on board from spare planks and it was fitted with great difficulty.
船员用备用的木板在船上赶制了一只应急用的舵，并克服重重困难将舵安装就位，