cut in line - 打尖插隊 (動詞 - verb). i.e. Please do not cut in line. (請勿打尖插隊)
line for - 應該係 line up for ((動詞 - verb) ﹐意思係排隊
i.e. These people are lining up for Faye Wong's concert tickets - 這些人
正在排隊買王菲的演唱會票)
Stand in a line for xxx ...跟 Line up for xxx 一樣﹐意思係排隊
nuclear plants - 核電站
cheerful - 笑口常開, 情緒好的 (形容詞- adjective), i.e. She is a cheerful person.