不，失败会给你一个当头一击，让你知道没有挑战所带来的后果。
Can't, failure would give you a pledge a strike, let you know the consequences of not challenge.
当考古学家最后掘开地表，打开落满灰尘的密室大门时，却遭受了当头一击。
When the archaeologists finally dug down and opened the door of the dusty chamber, they were crestfallen.
这对关于表皮图案的另一理论解释是当头一击，此种解释认为斑点是同一动物种群的共有标记形式。
That knocks on the head an alternative explanation for coat patterns, namely that spots are some form of signal between animals of the same species.
虽然她脸色没有变，可是嘴唇发白了。就像冷不防受到当头一击。思嘉在震动的最初几秒钟还不明白那是怎么回事。
Scarlett's face did not change but her lips went white-like a person who has received a stunning blow without warning and who, in the first moments of shock, does not realize what has happened.
虽然她脸色没有变，可是嘴唇发白了。就像冷不防受到当头一击。思嘉在震动的最初几秒钟还不明白那是怎么回事。
Scarlett's face did not change but her lips went white-like a person who has received a stunning blow without warning and who, in the first moments of shock, does not realize what has happened.
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