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verb + steeply
steeply 常与 rise、fall、increase、decrease 等表示变化的动词连用，强调变化的幅度大、速度快。
House prices have risen steeply in the past year.
过去一年房价急剧上涨。
陡峭地；险峻地
先理解核心含义，再看它在真实句子里的用法。
陡峭地；险峻地
in a steep manner
House prices have risen steeply in the past year.
过去一年房价急剧上涨。
陡峭地；以陡峭的方式。
In a steep manner.
The path climbs steeply for the first mile.
这条小径开头一英里处爬升得很陡。
Prices have risen steeply over the past year.
过去一年里物价大幅上涨。
The roof slopes steeply so that snow falls off easily.
屋顶坡度很大，所以雪很容易滑落。
steeply 常与 rise、fall、increase、decrease 等表示变化的动词连用，强调变化的幅度大、速度快。
House prices have risen steeply in the past year.
过去一年房价急剧上涨。
steeply 也可修饰形容词或分词，表示“坡度很大地”，如 steeply sloping（坡度很大的）。
They bought a house with a steeply sloping roof.
他们买了一栋屋顶坡度很大的房子。
Not this
The price rose steep.
Use this
The price rose steeply.
rose 是动词，需要副词 steeply 来修饰，不能用形容词 steep。
Not this
We walked up a steeply hill.
Use this
We walked up a steep hill.
hill 是名词，需要用形容词 steep 来修饰；steeply 是副词，不能放在名词前。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
急剧上升
Prices rose steeply last year.
去年物价急剧上升。
急剧下降
The temperature fell steeply overnight.
气温一夜之间急剧下降。
陡峭地倾斜
The land slopes steeply down to the sea.
这片土地陡峭地向海边倾斜。
陡峭地攀升
The path climbs steeply for two miles.
这条小路陡峭地向上延伸两英里。
坡度很大的
The house has a steeply pitched roof.
这座房子的屋顶坡度很陡。
Use steeply naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
steeply = steep（陡峭）+ ly，记住 steep 像悬崖一样陡，加 ly 就是“陡峭地”。
语域：neutral 常见场景：描述地势坡度、描述数量或价格的变化 该词为中性表达，书面和口语中都较常见，多用于形容坡度陡峭，也常用于比喻价格、数量等急剧变化。
与 steeply /ˈstiːpli/ 真正押韵的是 deeply /ˈdiːpli/ 和 cheaply /ˈtʃiːpli/（都以 /iːpli/ 结尾）。注意拼写相近但读音不同的词：sleepy /ˈsliːpi/ 以 /iːpi/ 结尾，supply /səˈplaɪ/ 读作 /plaɪ/，people /ˈpiːpəl/ 以 /pəl/ 结尾。steep 是 steeply 的词根，拼写相同但结尾音不同。
Dictionary facts from ECDICT, WIKTIONARY.