Hrd
abbr. 高纤维素饮食（High Roughage Diet）；人力资源开发（human resource development）
🗣️ 情景例句
Mrs. Greenberg is on the phone.
Greenberg太太打电话来。
The remembrance of past sorrow is joyful.
记住过去的不幸使人愉快。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。