1
mysteriously + verb
mysteriously 常放在动词前，表示动作发生得令人费解。
The lights mysteriously went out.
灯神秘地熄灭了。
神秘地；不可思议地；诡秘地；故弄玄虚地
先理解核心含义，再看它在真实句子里的用法。
神秘地；不可思议地；诡秘地；故弄玄虚地
in a way that is difficult to understand or explain
The lights mysteriously went out.
灯神秘地熄灭了。
以神秘的方式。
In a mysterious manner.
The lights in the old house mysteriously turned on by themselves.
老房子里的灯神秘地自己亮了起来。
She smiled mysteriously and refused to explain.
她神秘地笑了笑，拒绝解释。
The key had mysteriously disappeared from the drawer.
钥匙不可思议地从抽屉里消失了。
mysteriously 常放在动词前，表示动作发生得令人费解。
The lights mysteriously went out.
灯神秘地熄灭了。
也可修饰形容词，强调状态出人意料。
The house was mysteriously empty.
房子神秘地空无一人。
放在动词后时更强调动作的方式。
She smiled mysteriously.
她神秘地笑了笑。
Not this
She smiled at me mysterious.
Use this
She smiled at me mysteriously.
smiled at 是行为动词短语，需要用副词 mysteriously（神秘地）修饰；mysterious 是形容词，不能修饰动词。
Not this
The idea sounded mysteriously.
Use this
The idea sounded mysterious.
sounded 在这里是系动词，表示“听起来”，后面应接形容词 mysterious 作主语补足语；mysteriously 是方式副词，不能作系动词的表语。
Not this
He gave me a mysteriously look.
Use this
He gave me a mysterious look.
look 在这里是名词，需要用形容词 mysterious 修饰；mysteriously 是副词，不能修饰名词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
神秘地消失
The old man disappeared mysteriously last night.
那位老人昨晚神秘地消失了。
神秘地出现
Strange symbols mysteriously appeared on the wall.
墙上神秘地出现了奇怪的符号。
神秘地死去；离奇死亡
The writer died mysteriously in his hotel room.
那位作家神秘地死在了他的酒店房间里。
神秘失踪的
The painting went mysteriously missing from the museum.
那幅画从博物馆神秘失踪了。
被神秘地吸引
She felt mysteriously drawn to the old house.
她感到自己被那座老房子神秘地吸引。
Use mysteriously naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
神秘(mystery)加上-ously，变成'神秘地'；想象侦探压低声音说mysteriously，事情不可思议地发生了。
语域：neutral 常见场景：日常交流、书面叙事、新闻报道 该词为中性语气，通常用于描述行为或现象令人费解、难以解释，正式场合和日常场合都比较常见。
In the pronunciations given, seriously and imperiously rhyme with mysteriously (stressed /ɪə/ + /riəsli/). Obviously, previously, curiously and furiously all end in -iously but have different stressed vowels (/ɒ/, /iː/, /ʊə/, /ʊə/ respectively), so they are lookalikes rather than rhymes.
Dictionary facts from ECDICT, WIKTIONARY.