manual workers造句

1、The Echo was disproportionately read by skilled manual workers and by the middle-aged and old.
Echo的读者比较局限，大都是体力劳动者，中年人和老人。

2、A lot of manual workers will lose their jobs as a result of robots using.
机器人的使用将使很多体力劳动者失业。

3、Manual workers often earn more than office workers do.
体力劳动者通常比脑力劳动者赚的多。