as a favour rather than by right
出于好意；出于礼貌
he was not at the conference only by courtesy.他出于好意才没有参加会议。
he was not at the conference only by courtesy.
他出于好意才没有参加会议。
given or allowed by
由…提供；蒙…允许
photograph courtesy of the Evening Star.《明星晚报》提供的照片。
photograph courtesy of the Evening Star.
《明星晚报》提供的照片。