The residue situation of PCB congeners in eggs of night heron breeding in Wuxi area of Jiangsu and Gongqing City of Jiangxi was analyzed.

分析了江苏无锡鼋头渚和江西共青城夜鹭卵中多氯联苯同系物的残留状况。

The Li men jostle to sell me supper, all of it live: white-breasted waterhens, little egrets, a black-crowned night heron and a spot-billed duck, the only duck where male and female look alike.

黎族人争相向我兜售晚餐，全部是活的：白胸苦恶鸟，小白鹭，黑冠夜鹭，斑嘴鸭，这是唯一一种雌雄看起来都很像的鸭子。

The results indicated that HCH isomers DDT and its metabolites could be detected in various environments and preys of night heron although the organochlorined chemicals were banned for almost20years.

结果表明，在有机氯农药禁用近20年后，六六六的异构体和滴滴涕及其衍生物均能在环境中和夜鹭食物中有不同程度的检出。

"All I want is a good home and a wife and children and some food to feed them every night, " says Scott-Heron, bringing the fantasy to a close.

All I want is a good home and a wife and children and some food to feed them every night"（“我所想要的只是一个温馨的家庭和一个妻子和几个孩子和一些食物每天晚上来养活他们”），Scott-Heron说，把幻想带到结束的终点。