Retainer seal
[化] 护圈密封
🧩 词语组成解析
retainer
[ri'teinə]
n. [机]承盘，挡板;家臣，侍从;[牙科]牙架;保持着;
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
Thank you very much.
谢谢你。
She's a sweet woman, don't you think so?
她是可爱的女人，你不觉得吗？
I'd like to cash a traveler's check please.
我想兑换旅行支票。