Dtt
abbr. diphtheria tetanus toxin 白喉，破伤风毒素; duplicate title transferred 副标题转移
🗣️ 情景例句
Congratulations again on your promotion. You deserve it.
再度恭喜你高升。你是得之无愧的。
That street is only two miles long.
那条街仅仅是2英里长的。
The man smiled pleasantly.He did not understand English! He spoke German.He was a tourist.
这人友好地笑了笑。他不懂英语！他讲德语。他是个旅游者。