1. 回零弹簧：clear span ==> 净跨,净跨,净翼展,净翼展 | clear spring ==> 回零弹簧 | clear storage ==> 清除储器
1. Security officials said an invasion would have to wait until clouds clear in the spring.
2. The summit is flat with a clear spring flowing ceaselessly all the year round.
3. Watching through the porthole, we saw spring water joining the pure and clear moat.
4. Cadres in Henan province will receive comic books as a Spring Festival gift, to help remind them to stay clear of graft.
5. One day there's clear skies and sunshine, bringing spring to our minds.