蚕眠 cánmián
[inactiveness of silkworms before they shed their skin;dormancy of silkworm] 蚕蜕皮前不动不食的状态。俗称眠。六、七日眠一次,经四眠后蜕皮即上簇结茧
蚕蜕皮时,不食不动,其状如眠,故称为「蚕眠」。 唐.包何〈和程员外春日东郊即事〉诗:「几处折花惊蝶梦,数家留叶待蚕眠。」
英语 a silkworm's period of inactivity prior to molting