sprin

sprin

美 　英

• 网络春天；泉水；共享保护环

例句

Sprin retaining rings. Axially mounted circlips for shafts.

弹性环.轴的轴向装配卡环

It is expected that the building will be completed by the sprin

人们期望这幢大楼在春天前完工。