David got braces for his lower teeth.

大卫帮下面的牙齿装了牙套。

youdao

Upper teeth - to meet tightly outside lower teeth in form or scissor bite accepted.

上牙-将下牙紧密包住，接受剪状咬合。

youdao

I'll place your new teeth in the wax form to be sure that they fit with your lower teeth.

我会给您试戴蜡的假牙，看看是不是与您的下牙适合。

youdao

When he returns my smile, I see that he has two gold lower teeth, which light up the gloom.

NEWYORKER: Baptizing the Gun

"One of the ways you can tell that is how your upper teeth fit to the lower teeth, " Papay said.

CNN: How gunshot survivor became first to receive face transplant

Claire thought a moment, tapping her pencil against her lower teeth.

NEWYORKER: Max at Sea