1.The report is UNICEF's first ever in-depth study of child grooms.
in-depth 深入的;彻底的
This article on Wikipedia provides more in-depth coverage.
这种对维基百科的文章提供了更深入的报道 。
2.UNICEF commented on the damage child marriage does to boys.
comment on 对...评论
I forbore to comment on this
我克制自己对此不予置评 。