The scarcity of skilled workers is worrying the government.

工人的缺乏困扰着政府。

He lists himself as a skilled worker.

他把己列为工人。

Average earnings for unskilled workers are decreasing now.

非工人的平均工现今正降低。

The unskilled section of the working class was diminishing as a proportion of the workforce.

劳动力中非工人的人数正减少。