You can't just pitchup and expect to get in without a ticket.
你可不能说来就来，还想无票入场。
《牛津词典》
2
The experimental results show that the maximum lift coefficient Cy max and stall incidence are increased with increased pitchup rate, when the wing is rapidly pitching up.
结果表明：机翼快速上仰时，随上仰速率增大最大升力系数增高，即动态升力效应更明显；
3
When I got up at five that cold morning, it was pitch dark.