“蚕的优势在于容易养殖，”哈亚希博士说。

"The advantage of silkworms is that they're easy to grow," Dr. Hayashi said.

youdao

“蚕的优势在于容易养殖，”哈亚希博士说。

"The advantage of silkworms is that they're easy to grow," Dr. Hayashi said.

youdao