1、拱悬于之上
... 钻柱悬于空气中之重量 air weight 拱悬于之上 把拱盖起来 arch over 我正滑落向崖边，我正悬于一线 I’m slipping off the edge, I’m hanging by a thread ...
2、把拱盖起来
把拱盖起来(arch over), 此释义来源于网络辞典。
3、拱悬于
...crescent 新月arch over 拱悬于 ... 之上...flex 弯曲 ...
arch over gateway门楼
An Arch Over A Gateway门楼
Esophagogastrostomy over aortic arch弓上吻合术
Over this arch of mine在我的这道拱门外
rigidity over line arch bridge跨线刚拱桥