雪中送炭 [ㄒㄩㄝˇ ㄓㄨㄥ ㄙㄨㄥˋ ㄊㄢˋ; xue3 zhong1 song4 tan4] lit. to send coal during snow (idiom); fig. timely help to provide help when one most needs it ◄ ►
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