discourage的动词形式是什么

discourage的动词形式是discourage。

例句

1、

The theory is that smoking should be stripped of any appeal to discourage new generations from starting in the first place.

该理论认为削弱吸烟的吸引力，从而劝阻下一代开始抽烟。

2、

Don't be discouraged by the first failure ─ try again!

不要因第一次失败就灰心丧气——再试一次吧！

3、

Learners can feel very discouraged if an exercise is too difficult.

如果练习太难，学习者就可能感到很没信心。

courage 名词勇气。dis--是一个前缀 意思是“不，否定，抑制”等意思 所以这里discourage 的动词形式就是其本身。 discourage [dis'kʌridʒ] 过去式discouraged 过去分词discouraged 现在分词discouraging vt. 阻止使气馁 Teachers should discourage their students from smoking and drinking. 教师应劝阻学生吸烟喝酒。