呼之即來，揮之即去 [ㄏㄨ ㄓ ㄐㄧˊ ㄌㄞˊ , ㄏㄨㄟ ㄓ ㄐㄧˊ ㄑㄩˋ; hu1 zhi1 ji2 lai2 , hui1 zhi1 ji2 qu4] to come when called (idiom); ready and compliant always at sb's beck and call ◄ ►
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