constantly

副词

1. 1

   不断地、一直、老是

   He constantly checks his phone during dinner.

   他吃饭时一直在看手机。

2. 2

   持续地、不间断地

   The machine hums constantly in the background.

   那台机器在背景持续发出嗡嗡声。

3. 3

   始终、一贯地较正式

   The temperature is kept constantly below freezing.

   温度始终维持在零度以下。