Elmarit
埃马里特硬质合金
🗣️ 情景例句
Will you be all right?
你不会有问题吧？
Is that a book?
那是一本书吗？
Aeroplanes have the reputation of being dangerous and even hardened travellers are intimidated by them.
飞机以危险而著称，连老资格的旅行者也怕飞机。