(1)索溪峪(shuǒ xī ɡǔ)( )
(2)绵亘蜿蜒(mián ɡènɡ wān yán)( )
(3)断壁悬崖(duàn bì xuán yá)( )
(4)蹚过去(dānɡ ɡuò qù)( )
(5)怦怦直跳(pīnɡ pīnɡ zhí tiào)( )
(6)返璞归真(fǎn pǔ ɡuī zhēn)( )
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2