だけあって
1. as one would expect from ..., given that ... (naturally ...), because ..., being ...
2. for good reason, there is a (good) reason that ...
tbd
彼はボディビルが趣味というだけあって体がガシッとしている。
tbd
Bodybuilding is his hobby so he has a very firm tight body with lots of muscle definition.
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専門家だけあって彼はその分野に詳しい。
tbd
As may be expected of an expert, he's well versed in the field.
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さすがに偉大な学者だけあって、彼はその問いに容易に答えた。
tbd
Like the great scholar that he was, he answered the question easily.
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