单词	drop sb a line
释义	请查阅词条：drop someone a line
随便看	keeping back keeping company keeping going keeping hidden keeping in check keeping in mind keeping it in the family keeping of keeping one's eyes open/peeled keeping one's eyes peeled/skinned (keeping one's head) above water keeping one's light under a bushel keep in good condition keeping out keeping people at arm's length keeping place keeping-room keepings keeping secret keeping under control keeping up keeping up with the joneses keep in her place keep in his place keep in line 姜黄姝姞姣姣好姣美姤姥姥姥姥爷 Verbindungsklemme Verbindungskraft Verbindungskurve Verbindungslasche Verbindungsleistung Verbindungsleitung Verbindungslinie Verbindungsmann Verbindungsmaschine Verbindungsmittel