diametrically /ˌdajəˈmɛtrɪkli/ adverb Learner's definition of DIAMETRICALLY
: completely or entirely彻底地;完全地 -
His position on the issue is diametrically opposed to that of his partner. [=his position is the exact opposite of his partner's position]在这个问题上,他的立场与合伙人截然相反。
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They grew up in diametrically opposite [=completely different] environments.他们在完全不同的环境中长大。