To counterbalance something means to balance or correct it with something that has an equal but opposite effect.
例句
Add honey to counterbalance the acidity...加點(diǎn)蜂蜜來(lái)調(diào)和酸味。His patriarchal generosity is counterbalanced by his ruthlessness.他有著族長(zhǎng)式的慷慨大方，同時(shí)卻又冷漠無(wú)情。
N-COUNT
起平衡作用的事物;抗衡力；抵消因素
Something that is a counterbalance to something else counter-balances that thing.
例句
...organisations set up as a counterbalance to groups allied to the ANC.為抗衡非國(guó)大聯(lián)盟而成立的一些組織