B
生物医药大词典
by MedSci
菜单
词典
分类
百科
诗词
背单词
英文名
DeepEvidence ↗
确认登录状态…
例句 /
A tramp came to the door and asked for food.
A tramp came to the door and asked for food.
一个流浪汉来到门前讨饭吃。