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 /
Second, you must not be shy. Be thick-skinned and speak up!
Second, you must not be shy. Be thick-skinned and speak up!
其次，千万不要害羞。脸皮厚一点大声说出来！