left-hand digit是什么意思

用法例句

They were in left recumbent position and enema fluid was remained for five to ten minutes at the same position after pouring in.

对照组采用传统的卧位,病人取左侧卧位,灌入灌肠液后,以同样的体位保留5 min~10 min,然后自行排便。