key-in

Muggins here locked his keys in the car!

这笨蛋把自己的锁在汽车里!

The driveability analysis is a key in the optimized design method for driven pile.

2、可打性分析是打入优化设计方法的关键环节。

I turned the key in the door and crept in.

我转动门上的，蹑手蹑脚地进去。

Please turn the key in a clockwise direction.

顺时针转动。

I must have left my key in the ignition.

我肯定是把车忘在点火开关上。

Claudia inserted her key in the lock.

克劳迪娅把入锁中。

He inserted the key in the lock but could not open the door.

他把入锁中但没能打开门。

To make doubly sure they would not be disturbed she turned the key in the lock.

她用开门，进一步确保不会打扰他们。