白费力气的英文翻译
labour without results
lash the waves
in vain
beat the air
beat the wind
beat a dead horse
flog a dead horse
mockery
lash the waves
in vain
英 [ɪn veɪn]
beat the air
beat the wind
beat a dead horse
flog a dead horse
mockery
英 [ˈmɒkəri]
美 [ˈmɑːkəri]