A cold runs its natural course, and going to work gives you something else to think about while you blow your nose.

感冒的發展遵循自然規律，而且去上班能讓你在擤鼻子之余還有其它的事兒可想。

The first thing is, don't blow your nose too hard.

首先，不要用力擦鼻子。

It is bad manners to blow your nose at table.

吃飯時擤鼻子是不禮貌的.

It is impolite to blow your nose at table.

在吃飯時擦鼻涕是不禮貌的.

If you simply must blow your nose, it is recommended that y ou do so as discreetly as possible.

如果你必須要擤鼻子，建議你做得越小心越好。

And during dessert always blow your nose.

吃點心,得不停地擤鼻子.

If you have a cold, you need to blow your nose a lot.

如果你感冒了，你需要很多紙來擦你的鼻子。