2022年8月25日
cotton
摘要： Cotton is a soft, fluffy staple [主要的; 基本的] fiber that grows in a boll [圆荚 →hull], or protective case, around the seeds of the cotton plants of the gen 阅读全文
posted @ 2022-08-25 08:40 华容道专家 阅读(347) 评论(0) 推荐(0)