本集核心英语单词及例句：

1.influenza (n.)流行性感冒
Hundreds died in the influenza that swept post-war europe.
数百名劳工死于战后席卷欧洲的流感。

2.pretend (vt.)假装；伪装
I don't pretend to know.
我不想假装知道答案。

3.weight (n.)重量；体重
Do you worry about your weight?
你担心自己的体重吗？

4.fin (n.)鱼鳍，鳍状物
You paid attention to shark's fin on the table do?
你注意过餐桌上的鱼翅吗？

5.herbal (adj.)药草的；草本的
Some imported herbal remedies also contain lead.
一些进口的草药也含有铅。

6.intravenous (adj.)静脉注射的
The patient is sedated with intravenous use of sedative drugs.
静脉注射了镇静剂后病人安然入睡。

7.ginger (n.)姜；生姜
Don't put pickled ginger on your sushi.
不要把泡菜生姜和寿司一起吃。

8.sluggish (adj.)行动迟缓的；反应慢的；无稍打采的
This humid heat makes you feel rather sluggish.
这种湿热的天气使人感到懒洋洋的。