英语词汇“placing gravel under water”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	placing gravel under water
释义	placing gravel under water 物放砾石于水中
随便看	airtight inspecting hole air-tight instrument airtight joint airtight-joint air tight joint air-tight joint air tight locker airtight loss ratio airtightly air-tightly airtight machine air-tight machine airtight microwave digestion airtight model ofbattleplanes air tight air-tight airtight access airtight access door air-tight access door airtight argument airtight assembly airtight awning room airtight blood return method airtight case air-tight case