block
US /blɑːk/
UK /blɑːk/

1.
2.
3.
堵塞, 障碍
an obstruction in a pipe, passage, or artery
:
•
There's a block in the drain, causing the water to back up.
下水道堵塞了,导致水回流。
•
The doctor found a block in one of his arteries.
医生发现他的一条动脉有堵塞。
1.
堵塞, 障碍
an obstruction in a pipe, passage, or artery