Farnesal
法呢醛, 金合欢醛
🗣️ 情景例句
Different kinds of activities, such as commenmorative meetings, planting trees,
举行各种各样的活动，例如召开纪念大会，植树造林，
The sun shines all alike.
太阳同样地普照一切。
That's difficult!
那就难啦！