片语
once in a lifetime一生一次
base lifetime基区载劣寿命
a lifetime一生
lifetime achievement终身成就
operating lifetime工作寿命.使用期
fluorescence lifetime荧光寿命
mechanical lifetime坏寿命
absorption lifetime吸收寿期
long lifetime长寿命
volume lifetime体积寿命
mask lifetime掩模寿命
of a lifetime一生中唯一的
lifetime education生涯教育
Lamp lifetime产品寿命