Kobex
二乙基二硝基三氟甲基苯二胺
🗣️ 情景例句
Come in, come in. Please, come in.
请进， 请进。请进来。
Laws catch flies and let hornets go free.
法网只捕蝇，黄蜂由它去。
London is on the river Thames.
伦敦位于泰吾士河边。