雅思真题短语梳理（八）
126员工流动率高
high staff turnover
127(多)负担一些工作任务
cover some duties / an increased workload
128不满
feel upset and resentful
129偏向性待遇
preferential treatment
130介入帮忙
step in and help
131切实的好处
tangible benefits
132挽留
staff retention
133激励
offering incentives
134费用全包的
all-expenses-paid trip
135发放代金券
issue vouchers
136橡胶颗粒
pimpled rubber
137护具
pads they wear on their legs
138被嘘和嘲笑
be booed and jeered
139气孔
air vents
140枫糖浆，糖浆
maple syrup，syrup