To be outstanding among one's peers; to excel beyond all others; peerless and unrivaled in ability or quality.
这位年轻的科学家在理论研究上的贡献可谓逸群绝伦，为整个领域带来了突破性的进展。
The young scientist's contributions to theoretical research can be described as outstanding and peerless, bringing groundbreaking advancements to the entire field.
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