Oxygen cylinder
[化] 氧气瓶
🏥 医学释义
氧气筒，氧气瓶
🧩 词语组成解析
🗣️ 情景例句
We're very pleased that you are considering becoming a distributor of our company.
我们非常高兴你们正在考虑成为我们的批发商。
We are short of hands now.
我们现在人手不足。
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。