Zhèxiē / cánjù / xūyào / dìngqī / xiāodú / yǐ / fángzhǐ / cán / shēngbìng

这些蚕具需要定期消毒，以防止蚕生病。

This silkworm-raising equipment needs to be disinfected regularly to keep the silkworms from getting sick.