grass的复数形式是grasses。grass可作名词和动词，作为名词时，中文翻译为“青草”、“牧草”“禾本科植物”、“草地”、“草场”；作为动词时，中文翻译为”向警方告密”、“告发”。例句：Flatten the surface of the grass with a roller.用碾轧机把草轧平。His friends had begun to suspect that he was a grass.他的朋友开始怀疑他是告密的人。
grass：英[ɡrɑːs]；美[ɡræs]
n.草；青草；牧草；禾本科植物；草地；草坪；草场；牧场；大麻；向警方告密的人（通常指罪犯）
vi.(向警方)告密，告发
第三人称单数：grasses
复数：grasses
现在分词：grassing
过去式：grassed
过去分词：grassed
The plant resembles grass in appearance.
这种植物的外形像草。
You're not supposed to walk on the grass.
不准践踏草地。
He lay back on the grass using his backpack as a pillow.
他用背袋当枕头仰卧在草地上。
The grass was wet with early morning dew.
清晨的露水使得青草湿漉漉的。
Humans cannot digest plants such as grass.
人不能消化草类植物。
The dry grass caught fire.
干草着火了。
The runway is simply a strip of grass.
所谓跑道不过是一长条草地而已。
We tramped across the wet grass to look at the statue.
我们踏过湿漉漉的草地去看那座雕像。
Don't walk on the grass.
勿践踏草地。
The fire started late Saturday in tinder-dry grass near the Snake River.
大火是星期六晚些时候在斯内克河附近干枯的草地上燃起的。
Ben and Jack struggled together on the grass.
本和杰克在草地上扭打起来。
She saw a glint of silver in the grass.
她看到草地上银光闪亮。
She was lying face downwards on the grass.
她俯卧在草地上。
A cigarette set the dry grass alight.
一支香烟把干草点燃了。
The grass had withered in the warm sun.
这些草在温暖的阳光下枯死了。
Their garden is a wilderness of grass and weeds.
他们的花园杂草丛生。
Grass fields were intermixed with areas of woodland.
草地和林地相互交错。
They ran over the grass.
他们跑过草地。
Scatter the grass seed over the lawn.
把草籽撒到草坪上。
