This is the 693rd most frequent Chinese word.
套
"套" means "set," "cover," "case," or "to enclose."
In this sentence, "套 (tào)" is used as a measure word to indicate a suit or set, specifically for houses or apartments.
我刚买了一套房子。
I just bought a set of a house.
Here, "套 (tào)" is used to describe a suit or a set of clothing, commonly used to express a matching pair or group of items worn together.
他穿着一套西装，非常帅气。
He is wearing a suit, very handsome.
In this instance, "套 (tào)" is used metaphorically to imply a systematic method or approach to solving a situation.