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 /
Stand behind the mast at one meter away,sight the pin end.
Stand behind the mast at one meter away,sight the pin end.
站在旗杆后至少1米处,瞄向下风旗杆。