拧紧

例句：

1. 1. Please tuck the blankets under your child's bed to keep them warm.
   请把毯子塞到孩子的床下，保持他们温暖。
2. 2.The screws need to be tightened before we start painting.
   在开始绘画之前，螺丝需要拧紧。
3. 3. He tightened the bolt on the door to prevent it from falling off.
   他拧紧了门上的螺栓，防止它掉下来。