Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/a6ed9fa5032f72defc8ff888a39d0a69.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 spring silkworm rearing season是什么意思，spring silkworm rearing season的翻译，spring silkworm rearing season音标、读音、用法和例句_按摩法牛津词典
Rearing silkworm twice in the spring season was a new trial which could save labour cost so as to suit for the present situation. 飼養二春蠶就是適應這一形勢需要而形成的省力化、經濟化養蠶新技術。