是without limit 还是without limits?

是without limit 还是without limits? Our life has a limit,but knowledge is without limit LIMIT PROMOTION 是 极限推广 还是 限时推广 的意思? 是 at one's wit's end 还是at one's wits' end 是 at one's wit's end 还是at one's wits' end 翻译谚语Our life has a limit ,but knowledge is without limit our lifehas a limit,but knowledge is without limit不能直译,咋译 Parents shouldn't always satisly children's c_____ without limit,Parents shouldn't always satisfy children's c_____ without limit limit Limit without doing something还是 without doing anying?without是否定性是啊! 写英文的项目申请,3500 character limit是3500词还是3500个字母? 英语翻译由于篇幅的限制（好像有个短语叫 ……limit,前面的介词忘了,）是as the length limit还是with the length limit，或者说中间的the有没有啊~ limit sb to do 还是to doing Speak Without 到底是“无话可说”还是“一切尽在不言中”还是其他? Better without gold than without friends 是谁说的,还是谚语?Better without gold than without friends.这句话是某位名人说的吗?还是英国谚语? 到底是at one's wit's end 还是 at one's wits' end?今天在看红宝书的时候,突然发现了一个细节,书上在wit这个词的词组中,写的是at one's wits' end（智穷计尽）.但是在练习册上写的是at one's wit's end.求不 不言而喻的英文是went without saying 还是 go without saying ?为什么金山词霸只能查到是went without saying,而查不到 go without saying ?