The electorate is astute enough to vote tactically against the government.

全体选民非常精明，很有策略地投了政府的反对票。

《柯林斯英汉双解大词典》

The closeness of the scrap for second place will make it hard for Argentines who dislike Ms Fernández to vote tactically.

第二名间不相伯仲的情况，使那些不喜欢Fernández的女士的阿根廷人不易做有计划的投票。

youdao

Mexico has no run-off vote, so people wishing to vote tactically against the PRI must do so first time, on July 1st.

ECONOMIST: A much-watched debate fails to shake the front-runner

Labour voters would not then have to agonise over whether to cast their votes for the deserving Mr Davies or to vote tactically for Mr Oaten.

ECONOMIST: Historic Winchester

Though Fianna Fail's vote went up by just 0.2%, clever tactical voting produced a sharp rise in seats, while the tactically dimmer Progressive Democrats held their vote but halved their seats (though a resentful recount is going on over a Dublin seat lost to a Green).

ECONOMIST: Ireland