对问题追加悬赏 · 2021-11-05 21:02

鲜花充值 · 2021-11-05 21:01

发起提问 · 2021-08-17 13:43 The untested nature of 5G, and the extensiveness of its infrastructure (基础设施), has some worried that the increased exposure coul

发起提问 · 2021-08-17 10:41 The eyes and sweat glands are among several body parts studies have shown could be at risk, Moskowtiz said.请问这句话从语法上怎么理解？句子主干是什么