Catheter retainer
[医] 导管保留器
🧩 词语组成解析
n. 导管\\n[医] 导管
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
🗣️ 情景例句
Thank you for your great service.
感谢你周到的服务。
Sometimes I make mistakes when I speak English.
当我说英语时，有时我犯错误。
The police were called in, but they could not arrest anyone,
警察被召来了，但他们却不能逮捕任何人，