ex·pres·sion·less /ɪkˈsprɛʃənləs/
(a.)沒有表情的,呆板的。
Ex·pres·sion·less, a. Destitute of expression.
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expressionless
adj : deliberately impassive in manner; "deadpan humor"; "his face
remained expressionless as the verdict was read" [syn:
deadpan, impassive, poker-faced, unexpressive]