crabgrass是什么意思音标:英 ['kræbgrɑ:s]
n. 马唐(一种杂草)
n. grasses with creeping stems that root freely; a pest in lawns
crabgrass的用法和例句：
1.Just getting out the crabgrass before it takes hold.
我在拔草 趁它们还没长大
2.You dig up your lawn to get rid of all the crabgrass, pretty soon, you got nothing but dirt.
拔光草坪上的杂草 很快 你就只剩泥土了