first submarginal cross-nervure[昆] 第一亚缘横脉
First Aid White Cross急救白十字
First Cross String第一交叉线串;熬头交织串;第一横越弧
First cross potertial第一交叉电位
at the first cross在第一个十字路口
My first cross在这相簿内
My first cross-process at home在这相簿内
Punch first in back cross-step插步冲拳
Iron Cross First Class一级铁十字勋章