本集核心英语单词及例句：

1.deliver (vt.vi.)交付；发表；传送
In this video, Joe delivers an important message to Dr.J about the need to w ear more deodorant.
在这个视频里，Joe向Dr.J传送了一条关于多使用点止汗喷雾的重要信息。

2.deodorant (n.)除臭剂，香体露
It's important to remember to wear deodorant if you're going to take the metro during the hot summer months.
如果你在炎热的夏季要乘地铁的话，记得使用止汗喷雾（香体露），这是很重要的。

3.efficient (adj.)有效率的；（直接）生效的
We should all try to be as efficient as possible at your jobs.
工作的时候，我们应该尽可能的有效率一点。

4.psychological (adj.)心理的
His giving me a tip for my good service was exactly the psychological boost that I needed to get my day going just perfectly.
由于我的良好服务，他给了我小费，这让我心理上过了美好的一天。

5.digest (vt.vi.)消化；整理；吸收
Spicy food is sometimes really difficult for people to digest if they are not used to eating it.
对于一些不习惯吃辣的人来说，有时候要消化辣的食物是非常难的。