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1.cold front 冷锋，冷面
例句：They were eating lunch together, savoring one of the last warm autumn days before a cold front set in.
他们在一起吃午饭，享受冷锋到来之前最后的温暖秋日。
2.more than 多于，超出，超过
例句：That would be more than I have expected.
那已经比我期望的还要多了。
3.in case of 万一，假设，如果
例句：In case of an error, this function returns an empty array to the caller.
在发生错误的情况下，此函数会向调用者返回一个空数组。
vt. 营救，援救
n. 营救，救援
