Cesa
abbr. Canadian Engineering Standards Association 加拿大工程标准协会
🗣️ 情景例句
Be our guest.
请随意。
Father has prescribed a course of action for my bother.
父亲指使弟弟的行动。
The wagging dance of the honey bee, therefore, did show the direction of a feeding place.
如果喂食地点背离太阳，摇摆舞的直线部分就朝下。因此，蜜蜂的摇摆舞的确表示喂食点的方向。