slowed

下面两个句子的意思相同：

She was slow to react.

She was slow in reaction.

她反应迟钝。

下面两个句子的意思不同：

She was slow in learning English.

她学习英语很缓慢。

She was slow at learning English.

她不善于学习英语。

slow, slowly

这两个词都有“慢”的意思,都可用作副词。它们的区别是：

1.slow除可用作副词外,还可用作形容词或动词。例如:

He caught the slow train to Birmingham.他赶上去伯明翰的慢车。

2.slow侧重于表示状态,而slowly则表示动作的方式。例如:

She walked slow.

她行走缓慢。

She walked slowly.

她缓慢地走着。

3.slowly可用在多种场合,位置较灵活,既可放在谓语动词之前,也可放在谓语动词之后,有时甚至放在句首; slow只用在如go, run, speak, read, burn, drive等动词的后面或how引起的感叹句中。例如:

He walks slowly.他走得很慢。

Do speak slower!说慢一点行吗!

We slowly climbed over the mountain.我们慢慢爬过了山头。

We climbed slowly over the mountain.我们慢慢爬过了山头。

Slowly we climbed over the mountain.慢慢地我们爬过了山头。

4.slow常可用于引申义。例如:

Work became slow and he could earn only a few days' pay a month.活儿变轻闲了,他每月只能挣到几天的工资。

5.slow比slowly语气更强。