be challenging for中文什么意思

• 对……有挑战

• challenge:    n. 1.挑战，挑战书，决斗书；(比 ...
• challenging:    刺激的; 具有挑战性的; 令人鼓舞的 ...
• not challenging:    没有挑战性

例句与用法

1. Support for unicode is challenging for two reasons
   支持unicode是一个挑战，这有两个原因。
2. Obstacles are challenges for winners , and excuses for losers
   障碍对胜利者是挑战，对失败者是藉口。
3. So there are challenges for you to overcome . so , to do it is for you , to do or not to do , to be or not to be
   不会的，那太无聊了，所以才会有许多挑战等你去克服，所以做与不做是在于你自己！
4. The definition for high quality teams is those that should be challenging for the european qualification slots in the premiership
   高素质的队伍应该是指能够在冠军联赛中争取晋级的顶级联赛队伍。
5. All a hacker would need to do is pass the correct token or header , and the hacker would not be challenged for authentication
   黑客需要做的全部事情就是传送正确的标记或header ，系统不会要求他们进行身份验证。