Welder's lifting platform
[化] 焊工升降台
🧩 词语组成解析
[化] 吊装; 提升
🗣️ 情景例句
Yes, we did.
确实如此。
I ate roast chicken for lunch yesterday.
我昨天午饭吃的是烧鸡。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。