This has been my ideal since long ago.

好久以来这一直是我的理想。

youdao

Since long ago, Marx's value theory and his assignment theory have met stern challenge coming from discussion of the theory and the social practice.

长期以来，马克思的价值理论及其分配理论面临着来自理论探讨和社会实践的挑战。

youdao

Since long ago practices and even the theory are unclear to discrimination of these three concepts so that the phenomenon of confusion and mixing frequently appears.

长期以来，实务界乃至理论界对这三个概念分辨不清，混同、混用现象极为普遍。

youdao

So I gave you some numbers I made up actually a long time ago, but since I've been using this game in class, somebody went out and checked.

我列举的数字都是我很久前编出来的,在我需要在课上引用数字的时候就有了,有人还为此做了调查

耶鲁公开课 - 博弈论课程节选

Egypt's health authorities have talked of curbing the practice since as long ago as the 1950s.

ECONOMIST: The government finally bans a cruel and ancient rite

New Orleans's employment picture is equally gloomy, since industry long ago deserted the city, leaving in its place a service economy that caters to tourists and that thrives on low-paying, transient, and unstable jobs.

NPR: 'The Great Deluge': A Katrina Post-Mortem

Mr Madoff's investment business was overseen by the Securities and Exchange Commission (SEC), but it failed to carry out any examinations despite receiving complaints from investors and rivals since as long ago as the late 1990s.

ECONOMIST: The Madoff affair