他在工作时意外地打电话给我，并让我立刻去他的办公室。
He called me really unexpectedly at work, and told me to go to his office at once.
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unexpectedly英 /ˌʌnɪkˈspektɪdli/|美 /ˌʌnɪkˈspɛktɪdli/
解释
unexpectedly 是形容词 unexpected 的副词形式，由前缀 un-（表示"不"）加 expected（"预期的"）构成，字面意思是"不预期地"，即"意外地、出乎意料地"。
He called me really unexpectedly at work, and told me to go to his office at once.
unexpectedly 是形容词 unexpected 的副词形式，由前缀 un-（表示"不"）加 expected（"预期的"）构成，字面意思是"不预期地"，即"意外地、出乎意料地"。