an encumbrance or impediment 累赘;妨碍,障碍 they found the tax to be an unacceptable clog on the market. 他们发现税收是不受市场欢迎的累赘。
(clogged, clogging)
[with obj.] fill or block with an accumulation of thick, wet matter 填满;塞满(湿厚物) the gutters were clogged up with leaves. 阴沟里塞满了树叶。 [as adj. clogged]clogged drains. 阻塞了的排水沟。 ■[no obj.]become blocked in this way 阻塞 too much fatty food makes your arteries clog up. 吃太多油腻食物会阻塞你的动脉。 ■fill up or crowd (something) so as to obstruct passage 阻塞;填塞(通路) tourists' cars clog the roads into Cornwall. 旅游者的车子阻塞了进入康沃尔的道路。
语源
Middle English (in the sense 'block of wood to impede an animal's movement'): of unknown origin