?笔挺
... get straight As 得到直线 straight as a ramrod 直溜 ; 笔挺 straight as a die 非常老实 ...
?笔直
... 垂直 vertical;perpendicular 笔直 straight as a ramrod;perfectly straight 直角 right angle ...
?非常直
非常直, 笔直 as straight as a poker; as straight as a ramrod; straight as a ramrod ..
非常直 ; 僵直的
笔直
straightness??/??directness
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。