He provokes his brothers with his delusions of grandeur.

他用华美的幻想激怒了兄弟们。

In most animals, a serious threat provokes a serious activation of the stimulatory, sympathetic, “fight or flight” side of the stress response.

在大多数动物中，严重的威胁存生压力反应系统刺激，同情和“或打或逃”功能的激活。

He added that authorities will use an iron hand against anyone who provokes violence and police will be deployed in sensitive areas of the country.

他补充说，当局将首先对煽动暴力的人采取铁腕政策，并将在该国的敏感地区部署警力。

Turns out—perhaps not surprisingly—that ice cream provokes even greater visceral pleasure than eating chocolate or yogurt.

结果并没有出乎人的意料：吃冰激凌会比吃巧克力或酸乳产生更大的愉悦感。

It is their stitching up of deals, pocketing of kickbacks and fleecing of farmers that provokes so many protests.

正是因为暗箱操作、赚取回扣和压榨农民才激发了这么多抗议事件。