| 释义 |
quackgrass
noun[ U ]
mainly US(alsoquack grass)uk /ˈkwæk.ɡrɑːs/ us /ˈkwæk.ɡræs/(UK usuallycouch grass)
a kind of grass that spreads quickly, and is mostly considered a weed(= an unwanted plant):
This may help to control perennial weeds such as quackgrass.
The heavy soil is laced with quack grass.
Buckwheat is effective as a smother crop, even against weeds like quackgrass.
Quackgrass is the young plants' main competitor.
The crop was grown on land badly infested with quack grass.
She was in the back yard, pulling out quack grass from between the day lilies.
SMART Vocabulary: related words and phrases
Types of plant
acanthus
air plant
amaranth
Andromeda
angiosperm
early
emergent
evergreen
fiddlehead
grower
moss
mossy
mugwort
mustard
non-hardy
spleenwort
starter plug
succulent
sundew
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