side arm

英 美
  • 单面线担,侧臂,单面横臂,前架
  • arm n.臂;扶手;袖子n.武器;军种vt.武装;装备(复)arms:军事行动;纹章;兵役.
  • side n.边;侧;边缘;侧面;(多边形的)边;(立体的)面;一方;方面;旁边;家族adj.旁的;次要的v.站在…的一边;支持
Noun:
  1. a firearm that is held and fired with one hand

    1. In this paper we prepared a series of azacrown ethers with side chains of tropone rings and their derivatives by the reactivity of seven-membered aromatic tropone rings.
      本文利用七元芳香卓酮环的反应活性,合成出了一系列以卓酮环及其衍生物为侧臂的氮杂冠醚。