straight face词汇搭配

Noun:

1. a serious facial expression giving no evidence of interest or amusement

straight on笔直向前straightadj.直的；坦率的；正直的；准的；连续的；异性恋的adv.笔直地；直接；坦率地；连续不断地n.直的东西；传统的人；异性恋者straight radial blade径向直叶片straight grained wood直纹木材straight regeneration直流再生straight riveted pipe铆接管straight-six engine直列六缸发动机straight-line knurls直线滚花straight-pane hammer平头錾锤straight-flow burner直流燃烧器straight tubular motor进管式发动机,无喷管喉部的发动机straight-line racing直线竞速赛