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
Could you please give me a receipt?
给我一张发票。
Steady wins the race.
从容就是赢得比赛的诀窍。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。