notch sensitive

例句：

1. 1. The carpenter's mark is a distinctive feature of the wood.
   木匠的标记是木头的一个独特特征。
2. 2. She has a keen eye for detail and can spot flaws in the fabric.
   她对细节非常敏感，能够发现布料上的瑕疵。
3. 3. The chef uses a sharp knife to cut through the tough meat.
   厨师用一把锋利的刀切过肉质。