动词 underline:

1. give extra weight to (a communication)

2. draw a line or lines underneath to call attention to

underlinev.在…下面划线；强调underline the word在这个字下面划一横线underlined character加下划线字符Underlined Fig Shelln.小枇杷螺(鹑螺超科；枇杷螺科)underline the weakness强调虚弱Underline the sentence.在这个句子下面画线。Underline the new words.用横线标出生词。underline words for emphasis在字下面线表示强调Underline family name of surname在姓氏下划横线

1. Replace the underlined words with your own ideas.
   用你自己的想法代替有下划线的词。
2. In the menu, the access key for each menu item is underlined.
   在菜单中，每一个菜单项的访问键是带有下划线的字母。

1. Those words are underlined in the English book.
   那本英语书中有些单词下画着线进行强调。
2. The trend is further underlined by the relative size of the companies acquired.
   收购企业的相对大小进一步强调了这一趋势。