214　die away，die out和die down

① die away表示“变弱，逐渐消失”，强调过程。

The noise died away. 喧闹声渐渐停了。

The fire died away. 火慢慢熄灭了。

② die out表示“熄灭，绝灭”，强调动作的结束或彻底地消失。

The fire died out. 火熄灭了。

This kind of plant has already died out. 这种植物已经绝种。

③ die down表示“渐渐熄灭，渐渐平息”，常可同die away换用。

The wind has died down. 风渐止了。（也可用die away）