drawback这个词的用法drawback这个词做名词是可数的.这个我知道.但以下有两个句子.Thegreatdrawbacktocloningagroupofanimalsisthattheywouldallhavethesamearrangementofgenesandsomightdieofthesameillness

Question

drawback这个词的用法
drawback这个词做名词是可数的.这个我知道.但以下有两个句子.
The great drawback to cloning a group of animals is that they would all have the same arrangement of genes and so might die of the same illness.
The great drawback to living on a main road is the constant noise.
TO后面跟的都是动词的ING形式.能帮忙解释下吗 ?
关于这个词的具体用法.

Answer 1

我想是这样的：
the drawback to doing sth.是“对于某件事情来说,缺点是...”的意思
to 是对于的意思 doing sth 则指代所说的事情