hollow back 弓背 ; 脊柱前凸 ; 空背桥 ; 通脊
hollow back roll 挂臂挺身回环
Steel Hollow-Back Shovels & Scoops 钢空心回铲子和勺
back somersault hollow 直体后空翻
N [pathol] → the nontechnical name for lordosis
Back then they were made of naturally occurring objects - coconuts, sea shells, hollow stones or similar objects filled with moss or a similar material that was soaked with animal fat and ignited.
但是当时的它们是由天然材料制成的——椰子，贝壳，镂空的石头或相似的物体，里面装满苔藓，地衣或同样能吸收动物脂肪且容易点燃的材料。
As we settled back in our rooms the doorbell rang again in an oddly hollow ring.
但我们回到卧室后，门铃又发出了一种奇怪的空洞的声音。
Since the solid wood design didn’t resonate as much as hollow body guitars, you could crank one up nice and loud without it feeding back.
因为是实心木头琴体不像空心吉他那样产生共鸣，你可以在声音毫无反馈叠加的情况下调大音量。
应用推荐