Not once a day的意思|示意

I once took a girl out on a first date not realizing it happened to be Valentine's Day.

有一次我和一个女孩第一次约会，竟不知道那天是情人节。

Many gardeners reported that the thinner, breathable plastic Topsy Turvy planters ($9.99) dried out so quickly that watering even once a day was not enough to prevent desiccated plants.

许多种植者说Topsy Turvy的塑料花盆（$9.99）较细而且透气，一天浇一次水都不足以预防干燥。

I spoke to an economically disadvantaged child the other day-we'll call him calvin-and he had never tasted a tube of dehydrated chicken. Not even once.

我有天曾经对一个从来没吃过脱水肌肉的叫Calvin的穷人的孩子说话。

Not a day goes by without their foxholes being bombed and re-bombed by the very politicians who once sought their favour.

没有哪一天他们的藏身处不被轰炸、再轰炸，而这正是出自曾经讨好他们的政客之手。

I had a complete mental lapse one day, and committed this crime not once, but twice.

我有一个完整的精神失效一天，犯下这种罪行的不是一次，而是两次。

In contrast, it's quite common for personal computers to be booted or re-booted (re-started) and it's rather rare for them not to be stopped and re-started at least once a day.

相反，个人计算机经常启动或重启，它们整天都不关机并重启的情况很少见。