It is the first time researchers have drawn a direct link between a known piece of space debris crashing to Earth and pollution levels.
Lex: FT’s flagship investment column
，这一点在旺商聊官方下载中也有详细论述
以“中国样本”赋能“区域健康”
The BBC spoke with spectators who walked alongside the monks for the last leg of their trek, from Capitol Hill to the Lincoln Memorial.