some scientists in America have studied 12 pairs of peregrine falcons produced 47 eggs this spring w

题目

some scientists in America have studied 12 pairs of peregrine falcons produced 47 eggs this spring with 37 hatchlings surviving to the banding age of three weeks,
according to Ohio Department of Natural Resources Division of Wildlife.3858
想知道全句翻译.想知道的语言点：1— this spring with 37 hatchlings surviving 的翻译.2— banding age of three weeks 的翻译.

答案

some scientists in America have studied 12 pairs of peregrine falcons produced 47 eggs this spring with 37 hatchlings surviving to the banding age of three weeks,according to Ohio Department of Natural Resources Division of Wildlife.3858
根据野生动物自然资源司俄亥俄分部的研究,一些学者研究了12对游隼,在今年春天他们产了47只卵,其中37只成功孵出并成功存活到3周年龄,而这时就可以给他们上一个标记环.
1— this spring with 37 hatchlings surviving 的翻译.
this spring 只是时间状语而已,
with是一个伴随状语,表示补充说明情况,可以理解为“同时.”
2— banding age of three weeks 的翻译.
在3周左右的时候给每个小鸟做一个可以区分的标记环以便追踪研究.
这个banding age 就是上环的年龄.