Every point is worth a half a second advantage.
The length of the animation between the stages is half a second.
The whole process only takes about half a second.
Not for long, about half a second.
What she did took about half a second.
Son geste a pris une demi seconde.
And what if it would have lasted half a second more?
Et si ça avait duré une demi seconde de plus ?
He hesitated for half a second before answering the tough question.
In half a second of distraction, he lost track of the conversation.
The thunderclap followed the lightning half a second later, incredibly loud.
Le coup de tonnerre a suivi l'éclair une demi-seconde plus tard, très bruyamment.
In practical terms, it's over half a second faster.
The waiter responded to my request in under half a second, incredibly efficiently.
Le serveur a répondu à ma demande en moins d'une demi-seconde, très efficacement.
His hand trembled for half a second, then he regained his usual composure.
Sa main a tremblé une demi-seconde, puis il a retrouvé son calme habituel.
His phone vibrated half a second before the alarm started ringing.
Son téléphone a vibré une demi-seconde avant que l'alarme ne commence à sonner.