stick sth. on 把……贴在……上
stick to 粘着，坚持
stick at (=continue to work hard at) 继续勤奋地致力于……;stick one’s work坚持工作;stick at one’s books 勤奋读书
stick to (=refuse to leave or change) 坚持
stick to one’s promise 比喻食言
stick to one’s friend 忠于朋友
in stock 有……货
be strict with 对……严格要求
be/go on strike 罢工
subject...to (=cause...to experience) 使受……到
subject (adj.) to 易受到……的
submit....to 提交
substitute...for 以……代替……
suffer from 患……病;受……苦痛
be suitable for (=fit) 合适……的
in sum 大体上，总之
supply sb. with sth 向某人提供某物
superior to 优于……，比……好
