Fibremeter
纤维定量喂给控制装置
🗣️ 情景例句
I wanted to, but Jack Davis needed a photographer.
我真的想参加上课， 但Jack Davis要我拍照。
Which would you prefer, a smoking seat or a non-smoking seat?
你喜欢哪种，吸烟座还是禁烟座呢？
The cultivation of a hobby and new forms of interest is therefore a policy of the first importance to a public man.
因此，对一个从事社会活动的人来说，培养一种业余爱好和各种新的兴趣是头等重要的作法。