knifefold

例句：

1. 1.The chef carefully cuts the steak to perfection.
   厨师小心翼翼地将牛排切成完美。
2. 2. The knife folds easily in my hand.
   这把刀在我手里很容易折叠。
3. 3. The knife folds neatly into its sheath.
   这把刀整齐地折叠到它的鞘里。