Living by a schedule which keeps you from trying new and unknownquantities of life.
这种严格的作息时间使你不能面对新的和未知的任何事物。
2
Equipment is called an equation of condition in that it is true only for certain values of unknownquantities in it.
方程又称为条件等式，因为其中的未知量通常只允许取某些特定的值。
3
The problem of solving large deflection plate by the variational method is changed into that of solving systems of cubic algebraic equations with multi-unknownquantities.