to be longstanding and well-established的意思|示意
美 / /
英 / /
是长期的和完善的
to be longstanding and well-established的网络常见释义
源远流长 ... a well-established friendship: 稳固的友谊 to be longstanding and well-established 源远流长 long-standing and well-established 源远流长 ...