2022年2月24日
bud
摘要： In botany, a bud is an undeveloped or embryonic shoot and normally occurs in the axil of a leaf or at the tip of a stem. Once formed, a bud may remain 阅读全文
posted @ 2022-02-24 19:44 华容道专家 阅读(233) 评论(0) 推荐(0)