常見例句雙語例句Rearing silkworm twice in the spring season was a new trial which could save labour cost so as to suit for the present situation.飼養(yǎng)二春蠶就是適應這一形勢需要而形成的省力化、經濟化養(yǎng)蠶新技術。 返回 spring silkworm rearing season