Adjustable retainer
[机] 可调整扣件
🧩 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;
🗣️ 情景例句
And this is Abe Lucas. You must remember Abe.
这是Abe Lucas。你一定记得Abe。
I think it's going to take too long.
我认为它将花很长时间。
Good morning, class.
同学们，早上好。