下意识

She unconsciously moved back a pace or two.

识地向后退了一两步。

Nail biting is often a subconscious reaction to tension.

咬指甲通常是紧张时的识反映。

Early experiences can implant fears in the subconscious.

早年的历会在识中埋入恐惧。

Almost by reflex, he helped himself to a drink.

几乎是识的，他给自己弄了杯酒。