Pipestem oxygen system
[医] 导管式供氧装置
🧩 词语组成解析
n. 烟斗柄, 细长的东西
🗣️ 情景例句
Macro adjustment is needed in a market economy.
市场经济需要宠观调控。
Packing will help push the sales.
包装有助于推销产品。
Her mother died when she was eight years old.
她8岁时母亲就去世了。