a Trojan horse, a gift that brings trouble
Foi presente de grego, parece que seu melhor amigo deu um chocolate envenenado a ele.
It was a Trojan horse, his best friend gave him poisoned chocolate.
A 'Greek gift' is the Trojan Horse. In Virgil's Aeneid (Book II) the priest Laocoön warns the Trojans timeo Danaos et dona ferentes — 'I fear the Greeks even when they bring gifts.' The wooden horse hid Greek soldiers and led to the sack of Troy.
Source: Britannica — Trojan horse.
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