怠速是指发动机对外有功率输出的工况。
参考答案：错
Is this film_______ you saw with your parents last week?
A that B the one C which D in Which
呈长椭圆形，边缘上都有疏锯齿，叶片下部密被黄色毛茸的药材是（）
A.大青叶
B.穿心莲叶
C.番泻叶
D.枇杷叶
E.紫苏叶
