为保证操作人员的人身安全安装了桨叶保护罩。A blade guard is fitted to protect the operator.圆盘外有透明的防护罩,以免偶然在圆盘上弄上污点或线迹.A transparent cover is provided to protect the disc against accidental marking or smudging.你能使用防护罩防止那些地区的减压 吗 ?Can you use t...
他突然患了严重的痢疾.He was seized with a violent attack of dysentery.他患痢疾已经三天了.He has been attacked with dysentery for three days.得了痢疾忌讳吃生冷油腻食物.People suffering from dysentery must avoid raw , cold or greasy food....