descending

动词 descend:

1. move downward and lower, but not necessarily all the way
   同义词：descend, fall, go down, come down
2. come from; be connected by a relationship of blood, for example
   同义词：derive, come, descend
3. do something that one considers to be below one's dignity
   同义词：condescend, deign, descend
4. come as if by falling
   同义词：fall, descend, settle

形容词 descending:

1. coming down or downward

1. Descending from an ancestor to a legal heir; passing down by inheritance.
   承袭的祖先传给合法继承人的; 由继承传下来的
2. My sister's family is descending on us this weekend.
   想不到我姐姐一家本周末要到我们这里来
3. An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment.
   啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声
4. The act or an instance of descending.
   下降，降落下降的动作或实例