一种落后的社会制度和思想

the mountain road twists around each new peak (idiom), (of a mountain road) twisting and turning, fig. an opportunity has come unexpectedly, things have taken a new turn

lid, book binding, title page of thread-bound book, front cover, front and back cover of book, back, cover, binding, title page

madman, lunatic

to put a roof (on a building), to cap the roof (finishing a building project), fig. to put a ceiling (on spending, prize, ambition etc), to top off, fig. to reach the highest point (of growth, profit, interest rates), to stop growing (of plant bud or branch)

honey