He had an operation to remove an obstruction in his throat.

他做了手术，取出喉头的阻塞物。

《牛津词典》

She had to have surgery to remove an obstruction from her throat.

为去除咽喉里的堵塞物，她不得不接受手术。

youdao

She had to have surgery to remove an obstruction from her throat.

为去除咽喉里的堵塞物，她不得不接受手术。

youdao