Common Meanings
1
dǎi逮
To catch; to seize (colloquial, e.g., to catch a mouse or an insect).
我家里有老鼠，我得逮住它
There are mice in my house; I have to catch them.
2
dài逮
To reach or come up to a certain standard or goal, often used in negative contexts (like '力有未逮' - lacking the ability to achieve) to indicate falling short due to insufficient capacity.
他虽然很努力，但距离目标仍有未逮之处
Although he worked very hard, there were still areas where he didn't quite reach the goal.
To arrest; to apprehend; to seize.
警察很快就逮住了那个逃犯。
The police quickly caught the escaped convict.