请提供学院或学校标识以备所需。
我怎样才能在我的行李中装上足够的东西以备所需呢？
How could I pack enough in my baggage to provide what was needed?
将这个选项设置为“on”将保留密匙内容以备将来操作所需。
Setting this to "on" will preserve the key material for future operation e.g.
现在年轻人都愿意学习一门以上的外语，以备毕业后工作所需。
Nowadays, young people prefer to study more than one foreign language in case they should need them after graduation.
现在年轻人都愿意学习一门以上的外语，以备毕业后工作所需。
Nowadays, young people prefer to study more than one foreign language in case they should need them after graduation.
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