The motor case is a steel cylinder closed tight at one end. the other end is the open throat and nozzle.

发动机壳体为一个其一端为密封的钢铸圆柱缸体，另一端则为敞口的喉道及喷管。

youdao

Open your mouth so that I can look at your throat.

张开嘴，我来看看你的喉咙。

youdao

B: Open your mouth and let me look at your throat... infection.

张开嘴，我看看你的嗓子…发炎了。

youdao

The shop provided tea in a samovar, which tasted a little fishy, but I drank one mug after another to soothe my throat and keep my eyes open.

NEWYORKER: The House Behind a Weeping Cherry

The prisoner sank to his knees at the lip of the crater and looked back at the workers, his eyes hollow with terror, his mouth open and gulping air with rattling gasps through a parched throat.

NPR: Excerpt: 'Legends'