To have the fierce gaze of a hawk and the menacing stride of a tiger; describing a shrewd, ruthless, and intimidating person.
那位新来的主管虽然表面上和蔼可亲，但眼神中却透着鹰视虎步的精明和算计。
Although the new supervisor appeared affable on the surface, his eyes revealed a shrewd and calculating nature, characteristic of a hawk's gaze and a tiger's stride.
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