基本解释[农业科学]春蚕期英汉例句双语例句Rearing silkworm twice in the spring season was a new trial which could save labour cost so as to suit for the present situation.饲养二春蚕就是适应这一形势需要而形成的省力化、经济化养蚕新技术。spring silkworm rearing season更多例句词组短语短语spring g silkworm rearing season 春蚕期spring silkworm rearing season更多词组专业释义农业科学春蚕期