die out

die out

消失, 灭绝

例句与用法：

Many old customs are dying out.

很多古老的习俗正在消失。

No one have come up with a convincing explanation of why dinosaur die out.

尚未有人能对恐龙的灭绝作出一个令人信服的解释。

The English of today is very different from the English of500 years ago. In time, some even die out completely.

现在的英语与500年前的英语已大不相同，有一些甚至会在今后完全消失。

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逐渐消失; 灭绝

Many old customs have died out.

许多旧的风俗已不复存在。