有用

of avail

有用的;有益的

有意义的;重要的of moment | 有用的;有益的of avail | 有用的;有益的of help

be useful to

对某人有用,对...有益

→ useful 有用的,有益的 | be useful to 对某人有用,对...有益 | useful member of the society 栋梁之材

effective data transfer rate

有用数值传送率

effective area,有用平面或者物体表面的大 | effective data transfer rate,有用数值传送率 | effective diaphragm area,膜片有用平面或者物体表面的大

effective distribution coefficient

有用分布系数

effective diameter 有用直径 | effective distribution coefficient 有用分布系数 | effective particle density 颗粒有用密度

effective emissivity

有用发射率

effective diaphragm area,膜片有用平面或者物体表面的大 | effective emissivity,有用发射率 | effective excitaion force,有用激振力

Knavery may serve a turn,but honesty never fails

欺诈或许暂时有用,诚实却永远有用

2428 It is not the fine coat that makes the gentlema... | 2429 Knavery may serve a turn,but honesty never fails. 欺诈或许暂时有用,诚实却永远有用. | 2430 Hope is a good breakfast, but it is a bad suppe...

effective magnetic field

有用磁力场

effective excitaion force,有用激振力 | effective magnetic field,有用磁力场 | effective mass of the moving element,运动器件有用质量

subservience

裨益/有用/奉承

subserve /对...有用/对...有帮助/对...有益/促进/ | subservience /裨益/有用/奉承/ | subserviency /裨益/有用/奉承/

subserviency

裨益/有用/奉承

subservience /裨益/有用/奉承/ | subserviency /裨益/有用/奉承/ | subservient /有帮助的/有用的/奉承的/

more useful

更有用的

useful 有用的 | more useful 更有用的 | most useful 最有用的

file manipulation command：文件处理命令

file verification | 文件校验,文件验证 | file-manipulation command | 文件处理命令 | file-manipulation program | 文件处理程序

make capital out of：利用

make buckle and tongue meet 使收支平衡 | make capital out of 利用 | make certain 确定