1. exist

双语释义：be real or actual; have being 存在；有

典型例句：Do you believe fairies exist?

你相信真有小神仙吗？

The idea exists only in the minds of poets.

这种想法是诗人才有的。

2. hardworking adj. 努力工作的, 勤奋的

典型例句：The Chinese nation is brave and hardworking.

中华民族是勤劳勇敢的。

Mary is, so to speak, a hardworking student.

玛丽可说是个用功的学生。

3. helpless

双语释义：unable to take care of yourself or do things without the help of other people 不能自理的，无助的，无自理能力的

典型例句： It's natural to feel helpless against such abuse.

对这种虐待感到无能为力是正常的。

He lay helpless in the street under the pitying gaze of the bystanders.

他孤零零无助地躺在路边，旁观的人都投以怜悯的目光。

3. irresponsible

双语释义：(of a person) not thinking enough about the effects of what they do; not showing a feeling of responsibility无责任感的，不负责任的

典型例句：It is irresponsible of you not to prepare students for their exams.

你不帮助学生准备考，试就是不负责。

His behaviour was very irresponsible; he might have hurt somebody.

他的所作所为很不负责，他可能已经得罪了一些人。

4. creature

双语释义：a person considered in a particular way 人

典型例句：She was an exotic creature with long red hair and brilliant green eyes.

她长着红色的长发，明亮碧眼，是个少见的大美人。

He always goes to bed at ten-he's a creature of habit (= he likes to do the same things at the same time every day).

他总是十点钟睡觉，是个严守生活习惯的人。

5. totally

双语释义：completely 完全地，统统地

典型例句：They come from totally different cultures.

他们来自完全不同的文化。

I'm still not totally convinced that he knows what he's doing.

我仍然不相信他知道自己正在做什么。