比较级::rockier
最高级::rockiest
名词::rockiness
"rocky fields"
"stony ground"
"bouldery beaches"
"a rough ride"
"on high rocky heels"
"the rocky road to success"
"they were having a rough time"
Riding iron bicycles over rocky roads.
出自:F. OThe marriage..got off to a rocky start.
出自:H. Bailey