They were actuated by desire.

他们被欲望所驱使。

He was actuated entirely by malice.

他完全是出于恶意。

This gearbox was further enhanced by the option of a pneumatically actuated gear change system developed by Megaline.

选择麦格拉研发的气动驱动的齿轮更换系统进一步加强了这个齿轮箱。

He was actuated solely by greed.

他完全是受了贪欲的驱使。

The murderer was actuated by revenge.

这个杀人犯被报复心驱使着。