平衡的
抵消的

[ adj ]
brought into equipoise by means of a weight or force that offsets another
<adj.all>

Counterbalance \Coun`ter*bal"ance\ (-b?l"ans), v. t. [imp. & p.
p. {Counterbalanced} (-anst); p. pr. & vb. n.
{Counterbalancing}.]
To oppose with an equal weight or power; to counteract the
power or effect of; to countervail; to equiponderate; to
balance.

The remaining air was not able to counterbalance the
mercurial cylinder. --Boyle.

The study of mind is necessary to counterbalance and
correct the influence of the study of nature. --Sir W.
Hamilton.

counter-balanced \counter-balanced\ counterbalanced
\counterbalanced\adj.
brought into equipoise by means of a weight or force that
offsets another.

Syn: counterpoised.
[WordNet 1.5]