unbolting的读音 unbolting中文意思

读音 
v. 拔去门闩,打开( unbolt的现在分词 )
unbolting 用法和例句
Studies on the difference of bolting and unbolting onions on the physiological and biochemical characteristics .
洋葱抽薹与未抽薹植株生理生化特性对比研究。
The wise old lady worked as a gatekeeper unbolting the gate for carriages and horses of a ranch .
这位睿智的老太太是个看门的,她负责给一个大农场的马和马车开门。