基本解釋底層；基層英漢例句雙語例句Therefore he laid a base course of crushed stone on top of a compact footing instead of the costly stone foundation.因此他就在壓緊的路基上鋪碎石基層，而不使用造價很高的石塊路基。Of course, the job requires delicate interactions with grieving family members who are often footing the bill for the cleanup.當(dāng)然，這項工作還需要同悲傷的受害者家屬作細(xì)致的溝通，因為他們才是為清理費買單的人。權(quán)威例句The market is attempting to regain its footing, but it is too early to claim that the selling squall has run its course.FORBES: Dow 9,000? Sell Techfooting course更多例句專業(yè)釋義土木建筑工程底層