Tkn
[医][=total kjeldahl nitrogen]总克氏氮
🗣️ 情景例句
Good night, Mrs. Stewart.
晚安，Stewart太太。
Far from being angry, he's delighted.
他一点也不生气，还很高兴。
Neither of us realized that night that these carvings and paintings dated back 15,000 years,
我们没有意识到这些刻画追溯到15，000年前，