There was difficulty in charge of the original machine structure, the long adjustment time, the heavy physical labour and so on.
机床原有结构存在入料困难，调整时间长，劳动强度大等。
When you are used to physical Labour, you feel uncomfortable if you're idle.
劳动惯了，闲着就不舒服。
The most prominent characteristic of mother was her lifelong participation in physical Labour.
母亲最大的特点，是一生不曾脱离过劳动。
We often take part in physical Labour.
我们经常参加体力劳动。
She takes an active part in physical Labour.
她积极参加体力劳动。
He made it a rule to take part in physical Labour.
他规定自己应参加体力劳动。
The majority of men earn their living by physical Labour.
大多数人靠从事体力劳动谋生。
For them, getting rid of heavy physical Labour is a big thing.
他们来说，摆脱重体力劳动是一件大事。
Stress due to physical Labour or exercise in excess, whole night card games, driving etc should be avoided as much as possible.
劳动或运动过度，通宵打牌、开车等压力都应尽量避免。
Stress due to physical Labour or exercise in excess, whole night card games, driving etc should be avoided as much as possible.
劳动或运动过度，通宵打牌、开车等压力都应尽量避免。
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