cleft hand

例句：

1. 1. He was born with a cleft hand and has had to learn to use his other hand for many years.
   他出生时就有裂手，并且已经用了多年的时间来学习使用他的另一只手。
2. 2.The cleft hand made it difficult for her to hold a pen or write.
   这个裂手使她很难握笔或写字。
3. 3.The cleft hand prevented him from playing sports, but he managed to overcome this by using crutches.
   裂手阻止了他从事体育活动，但他通过使用拐杖克服了这一点。