sharp frost 是什么意思

	1.	Few of the dwarves are able to survive in this sharp frost , not to mention the enemies who would dare trying to usurp the town 即使是矮人也很难在凛冽的严寒中存活，更不用说是胆敢侵占本镇的敌人了。
	2.	The day was bright and sunny after a sharp frost at night , and the cheerful brightness of the autumn day was in keeping with the news of victory , which was told not only by the accounts of those who had taken part in it , but by the joyful expression of soldiers , officers , generals , and adjutants , who rode to and fro by rostov 在一夜的霜冻之后，白昼的天气明朗，阳光灿烂令人愉快的秋日和胜利的佳音融合为一体了，不仅是参加战斗的官兵传播胜利的佳音，而且那些骑着战马在罗斯托夫身边来回地奔走的士兵军官将军和副官的面部表情也透露了这个消息。

sharp frost是什么意思