growth of silkworm
英
美
- 蚕的生长
双语例句
- Ragworm jaws are made of a mixture of protein and zinc ions.
沙蚕的颌齿是由蛋白质跟锌离子结合而成。 - The increment of saccharinity of leaves is useful for silkworm development and increasing eggs-laying.
提高桑叶舌糖量有利于蚕的发育和增加产卵量。
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