counteractive
(a.)反對的,反作用的,抵抗的反對,反作用,抵抗
Coun·ter·act·ive a. Tending to counteract.
Coun·ter·act·ive, n. One who, or that which, counteracts.
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counteractive
adj : opposing or neutralizing or mitigating an effect by contrary
action [syn: antagonistic] [ant: active]