The middle object in a row of objects is the one that has an equal number of objects on each side.
The middle button of his uniform jacket was strained over his belly.
他制服上衣中间的那个扣子在他的肚子上绷得紧紧的。
Middle is used to describe the part of a period of time that comes after the first part and before the last part.
Many classical violinists and pianists become conductors in their middle years.
许多古典小提琴手和钢琴演奏者在中年时变成了指挥家。
middles
The middle of something is the part of it that is farthest from its edges, ends, or outside surface.
Howard stood in the middle of the room sipping a cup of coffee.
霍华德站在房子中间,一小口一小口地喝着一杯咖啡。
They had a volleyball court in the middle of the courtyard.
他们在院子中央有一个排球场。
The middle of an event or period of time is the part that comes after the first part and before the last part.
I woke up in the middle of the night and could hear a tapping on the window.
我半夜醒来,听到轻敲窗户的声音。
in the middle of
If you are in the middle of doing something, you are busy doing it.
It's a bit hectic. I'm in the middle of cooking for nine people.
有点儿忙不过来了。我正忙着给9个人做饭呢。