阿富汗無數兒童正因為暴力衝突升級而受威脅。新冠疫情還在肆虐，針對兒童的暴力行為卻與日俱增。聯合國兒童基金會正在當地加強水和醫療用品的供應。 ... <看更多>

Thus "to target on" means to place a target on a goal... and the other prepositions don't do this. However, in trying to make a sentence with " ... ... <看更多>

May 19 at 1:00 PM ·. And the Employee of the Month award goes to… Skipper!. Shop the Target exclusive Barbie Skipper doll, in stores and online. ... <看更多>