Between your middle ear and your throat there is a passage called the eustachian (say: yoo - stay -she-un) tube.

耳朵感染是怎样引起的？中耳和咽喉之间的通道叫耳咽管。

youdao

In order to stay as more microorganism as possible in the river on trial, tube biological carriers were set in the river.

为了使投加的微生物能尽可能多的停留在河里，在试验河段中部设置了管式生物载体。

youdao

Result: Nosocomial pneumonia of cerebrovascular accident attack rate is positive correlation to age , conscious disturbance , bulboparalysis , stay a gastric tube , incision of trachea , antacid.

结果：脑血管意外患者院内获得性肺炎发病率与年龄、意识障碍、延髓麻痹、停留胃管、气管切开、制酸剂等因素呈正相关。

youdao

The red plastic caps don't stay on the cans and there's no snap to hold the auxiliary spray tube.

FORBES: Johnny One-note

One user asks how ministers "stay in touch" with their areas of responsibility - do transport ministers use buses and the Tube, for example.

BBC: PM launching online question time