The rusty iron chain that double-locked the cart to the front wheels of the cycle began to squeal as he rode.

三轮车前面轮胎上双重锁上的铁链生了锈，在骑动的时候发出刺耳的声音。

youdao

The door was plainly double-locked. It was one of those prison locks which old Paris was so fond of lavishing.

可以看得见锁孔，粗厚的锁闩深深地嵌在铁锁横头里，这锁看得出是双转锁，是监狱用的一种锁，过去在巴黎人们很喜欢用它。

youdao

The belongings of the room should not be removed and the room to be double locked until the claimant arrives.

不得移动房间内相关物品，并将房间双锁，直到相关人员抵达。

youdao

The rusty iron chain that double-locked the cart to the front wheels of the cycle began to squeal as he rode.

NEWYORKER: The Elephant

That Facebook shares spiked up by over double-digits last week implies that the stock just might be locked and loaded for a resurgence.

FORBES: Why Facebook's Stock Looks Locked And Loaded