每天十个英语四级高频词汇(23)

Substantial profits accrue when sales take off.

当销售额突飞猛进之后，可观的利润就开始自然累积。

Those workers have built many substantial buildings in the recent years.

近几年那些工人建造了许多坚固的建筑。

The reforms have made substantial headway.

改革取得了实质的进展。