“副作用”用英语怎么说呢？

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【今日精学】

Does this drug have any side effects?

The pill is said to cause some serious adverse effects.

She developed complications after the surgery.

【语音精讲】

【精讲部分】

⭐1⭐

side effect

n.（药物的）副作用

（事件/行为的）意外的连带后果

【解释】

1. an often harmful and unwanted effect (as of a drug) that occurs along with the basic desired effect

2.an unexpected result of a situation or

course of action that happens as well as the result you were aiming for 意外的连带后果

【例句】

Many anticancer drugs now in use have toxic side effects.

很多现在使用的抗癌药物有毒副作用。

Does this drug have any side effects?

这个药有副作用吗？

A side effect of the new law is that fewer people will take out insurance.

新法律的一个副作用是参加保险的人减少了。

⭐2⭐

adverse effect

（药物/事件等的）

不良反应/影响

adverse /ˈædvɜːs/ adj.不利的

【解释】

An adverse effect is an undesired harmful effect resulting from a medication or other intervention, such as surgery.

【例句】

The pill is said to cause some serious adverse effects.

据说这种药会引发一些严重的不良反应。

Some people live with a disease for years without having any adverse effects.

有一些人和一种疾病共存很多年，没有任何不良反应。

Lack of money will have an adverse effect on our research program.

缺少资金将对我们的研究项目有不利影啊。

⭐3⭐

complication /ˌkɒmplɪˈkeɪʃən/

n.并发症

使情况复杂化的因素

【解释】

a new problem or illness that makes treatment of a previous one more complicated or difficult

【例句】

She developed complications after the surgery.

她手术后出现了并发症。

If any complications arise, let me know and I'll help.

如果有任何让情况变得复杂的因素出现（情况变得复杂），请告诉我，我会帮忙的。