Unguentum acidi tannici
[医] 鞣酸软膏
🧩 词语组成解析
[医] 软膏
🗣️ 情景例句
The little boy held his mother's hand firmly when crossing the street.
那小男孩过马路时紧抓着母亲的手。
She is free any time you need help.
你需要帮忙时，请随时向她求助好了。
but Captain Fawcett did not take him because the trip was too dangerous.
弗西特机长之所以不送他去，是因为那段飞行太危险了。