permanent crew 中文意思是什麼
permanent crew
解釋
常雇船員-
Engle says that crew members ' hearing loss was the top concern : “ they are not in any danger of permanent hearing loss ” ? just a temporary reduction
恩格爾指出,太空站組員聽覺上的傷害乃是最受關切的事;他們不致於永久喪失聽覺,只是暫時受損罷了。
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