needlelike

释义

a. 针状的

例句

The Pacific viperfish has jagged, needlelike teeth so outsized it can't close its mouth.

太平洋蝰鱼那锯齿状的针一样的牙齿是如此之大，以至于它不能合上自己的嘴巴。

The extreme thinness of graphene could also lead to more efficient field emitters— needlelike devices that release electrons in the presence of strong electric fields.

另外石墨薄膜厚度极薄，也可做成效率更高的场射极，也就是在强电场中可发射电子的针型装置。