Negative pressure catheter
[医] 负压导管, 吸引导管
🧩 词语组成解析
negative
['nɛɡətɪv]
adj. 消极的，否认的;[数]负的;[心]反抗性的;无预期结果的;
n. 否定词语;否定的观点;消极性;[摄]底片;
vt. 否定;拒绝;
negat否认+ive形容词后缀 → 否认的；n. 底片
n. 导管\\n[医] 导管
🗣️ 情景例句
It's our meal from the restaurant.
这是从餐厅带回来的菜 。
I was listening to the radio.
我正在听收音机。
That is perhaps why sculpture has been described as the most difficult of all arts;
雕塑被说成是所有艺术中最难的艺术，可能就是这个道理。