ryegrass是什么意思_ryegrass怎么读_音标'raɪɡrɑ:s

ryegrass是什么意思音标:英 ['raɪɡrɑ:s]美 ['raɪɡræs]

n. 黑麦草

n any of several annual or perennial Eurasian grasses

ryegrass的用法和例句：

1.ryegrass eventually became used and then paper.

后来演变成黑麦草 然后是纸制成的吸管