to reduce the amount of something harmful, especially pollution
减少有害物质的数量，特别是污染 (jiansu youhai wuzhi de shuliang, tedian shi wuran)
"Nations are taking measures to cut down on emissions from industries."
"各国正在采取措施减少工业排放。" (geguo zhengzai caiqu cuoshi jianshao gongye paifang.)
to prevent someone from being included in a conversation or...
to tell or exchange stories and traditions with others
to gradually start doing something new or difficult
to unite countries for a common purpose or cause
to talk while someone else is talking
to include someone’s username in a post or photo
