a companion in midsummer的用法和样例：
- A companion in play or recreation.
- Mickey Mouse series drinks, with a great variety and rich assortment, are your good companion in midsummer.
- He led off with his companion in a sort of quick-step.
- Trying to sell overcoats in midsummer is a real mug's game.
- What a relief it is not to have to look over your shoulder before you speak to a companion in a public place.