B.c. was before christ and a.d. is anno domini .

公元前以前是基督和公元公元。

Smeared by the church in 591 anno domini , poor dear .

教会在公元五百九十一年抹黑她，真可怜。

The birth of jesus , which is the basis for the anno domini system of dating , is thought to have occurred between 7 and 2 bc .

耶稣的诞生，这是基础公元制度约会，认为是发生在7日和2年。

Through observe analysis to changchun city environmental climate , anno unce changchuncity area environment temperature and seasonal variation of precip itation is distribute , different natureground environmental impact on temperatur e profile and changchun urban heat island space-time change characteristic of in tensity .

通过对长春市环境气候观测资料分析，揭示了长春市环境温度和降水的季节变化分布，不同性质地面环境对温度分布的影响及长春城市热岛强度的时空变化特点。