由反复使用压重物引起的骨折，如跑步运动员，体操运动员和舞蹈者在表面上的经常性撞击。
A fracture of bone caused by repeated application of a heavy load, such as the constant pounding on a surface by runners, gymnasts, and dancers.
筏子里根本没有压仓的重物，我们被不停的抛出来，然后又在一片漆黑中重新摸索到救生筏上，这样的颠簸不是三四次就完事了，而是整整持续了一个晚上。
We were getting thrown out of it all night and somehow finding it again in the pitch dark. I'm not just talking about three or four flips; I'm talking about all night long for hours and hours.
地板被重物压塌了。
本机浮于水中时严禁人员及其它重物压于机器上。
When floating in water, persons or other heavy objects are forbidden to weigh on the machine.
本机浮于水中时严禁人员及其它重物压于机器上。
When floating in water, persons or other heavy objects are forbidden to weigh on the machine.
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