vt.

1. 在……的下面划线
   The key words are underlined.

   关键的字下面划了线。

2. 强调；使突出
   This example underlines the consequences of bad management.

   这个例子突显了管理不好的后果。

3. 预告[（+for）]
   The book is underlined for publication next month.

   这本书预告于下月出版。

n.[C]

1. 划在下面的线
2. （戏单下面的）下期节目预告

vt.

1. 作……的衬里[H][（+with）]
   The collar is underlined with black.

   衣领用黑布衬里。

v.

1. draw a line under (a word or phrase) to give emphasis or indicate special type.
2. emphasize (something).

n.

1. a line drawn under a word or phrase.
2. the line of the lower part of an animal's body.