汉语翻译：
vt. 划线于...下
n. (表强调的)下划线
【计】 底线词型变化：
动词过去式:underscored过去分词:underscored现在分词:underscoring第三人称单数:underscores英语解释：
名词 underscore:

a line drawn underneath (especially under written matter)同义词：underline

give extra weight to (a communication)同义词：underline, emphasize, emphasise

draw a line or lines underneath to call attention to同义词：underline