单词	delivery of service
释义	delivery of service 发球动作
随便看	ring us ring vaccination ring vaccinations ring value ring valve ring-valve Ringvassoya Ringvassφy ring vault ring vein ring-vein ring vessel ring vibration type ammeter Ringville ring viscometer ring voltage ring vortex ring wake meter ringwald ring wale ring-walk ringwall ring-wall ring wall ring-wall lesion 人生天地间，如何不植立人生天地间，庄农最为先人生天地间，忽如远行客。人生天地间，白驹过隙般人生失意十八九，君心美恶谁能量？人生失意无南北。人生奚为哉，奚乐哉人生如寄，多忧何为人生如朝露。人生如朝露，白发日夜催尽其所能尽其所长尽力尽可尽可能尽善尽美尽处尽夕尽够尽头