单项选择题
The journey in this excerpt refers to the migration of ...
判断题The journey in this excerpt refers to the migration of the Kiowa tribe from the mountain to the plains, and Momaday's personal pilgrimage to Rainy Mountain. 无
下列关于力偶的叙述，错误的是（ ）。A.两个力可以组成力偶B.等值反向的力能使物体发生转动C.力偶能使物体转动...
单项选择题下列关于力偶的叙述，错误的是（ ）。
la chambre, ...
问答题la chambre, ...
