The answer may be that virtually all the water on Mars is now locked in the permafrost layer under the surface, with more contained in the planet's polar caps.
答案可能是,现在火星上几乎所有的水都被锁在地表下的永久冻土层中,更多的水被包含在这个星球的极地冰帽中。
Those who want to ban the bomb for American citizens claim that if you have one locked in the cabinet, with the fuse in a drawer, you would never be able to assemble it in time to stop an intruder.
那些希望禁止美国公民使用这种炸弹的人声称,如果你把一枚炸弹锁在柜子里,把导火线放在抽屉里,你就永远无法及时组装起来,阻止入侵者。
Colt became fascinated with the ship's wheel, particularly the way it could alternately spin or be locked in a fixed position through the use of a clutch.
柯尔特开始痴迷于轮船的舵轮,尤其是其通过使用离合器来进行交替旋转或者锁定在特定的位置的方式。
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