“只一次，”他说，“玩笑开在了我身上。而且那并不是很有趣。”
"For once," he said, "the joke's on me. And it's not very funny."
真相？一块石英？只一次，便成永远。
还有另一首完全不同的情绪的诗，“只一次，便成永远。”
Also, in a very different mood, the poem "For Once, Then, Something."
当动画结束时，重新定位，从而只一次下移文档其他元素的位置。
When the animation is done, restore the positioning, thereby pushing down the rest of the document only once.
并且不用山羊和牛犊的血，乃用自己的血，只一次进入圣所，成了永远赎罪的事。
Neither by the blood of goats and calves, but by his own blood he entered in once into the holy place, having obtained eternal redemption for us.
如果，如许多科学家所相信的那样，生命能够在适当的环境条件下迅速出现的话，很可能地球上不再只一次出现生命。
If, as many scientists believe, life can readily emerge under the right environmental conditions, it is possible that life arose on Earth more than once.
因此，只一次获取数据，对数据进行缓存，并让所有其他组件使用该缓存的数据，而非再次访问后端系统，这是很有益的。
Therefore, it is useful to get the data only once, cache it, and have all other components use the cached data, instead of accessing the backend system again.
我只去过那里一次。
那次聚会以后，她只和他说过一次话。
当猫叔奥斯卡因一次农作事故失去两只后爪后，人们担心他恐怕得靠那种轮式装备滑来滑去了。
When Oscar the cat lost both his hind paws in a farming accident, it was feared he'd have to trundle around in one of those wheeled-cat apparatuses.
既然我们一次只走一步，就没有必要计划我们的路线，因为一个人可以不断地决定下一步去哪里。
Since we only take one step at a time, there is no need to plan our route for one can make continuous decisions about where to turn next.
短文和问题只念一次。
Both the passages and the questions will be spoken only once.
此操作对于每个模式来说只进行一次。
安只穿过它一次。
奥比森并没有受到这个目标的鼓舞，他在Sun品牌只取得过一次成功。
Orbison wasn't inspired by the goal, and only ever achieved one hit with the Sun label.
每年有700万吨塑料被制成塑料瓶，而这些塑料瓶只被使用一次。
7 million tons of plastic is turned into bottles which are only used once each year.
她看着他，立刻感到了那以前只经历过一次的霎那间碰撞的火花。
She looked at him and felt the instant spark of the connection she had only experienced once before.
在所有可能有生命存在的空间里，地球上的生命只占一小条――创造性的一次尝试。
In the space of all possible lives, life on Earth is but a tiny sliver—one attempt at creativity.
再一次地，有一只老虎在油箱里很好，但是有一只老虎在驾驶席上就完全是另一回事了。
It is very well, again, to have a tiger in the tank, but to have one in the driver's seat is another matter altogether.
他们一次只做一步。
这个可怜的孩子第一次觉得自己就像一只小鸟，被关在一个闪闪发光的笼子里。
The poor child felt like a little bird that is placed in a glittering cage for the first time.
又一次，他发现了一只差点淹死的小乌鸦，他也把它带回家，驯服了它。
He found a half-drowned young crow another time an' he brought it home, too, an' tamed it.
她参加了六次比赛，只败过一次。
现在她必须向她姐姐详细解释这个过程，一次只说一个步骤。
Now she must talk her sister through the process a step at a time.
除了健康问题，我还发现一次吃100只动物很可怕。
Aside from the health issue, I just find something creepy about eating 100 animals at once.
伊恩在童年的一次事故中失去了一只眼睛，但他的运动生涯仍然非常成功。
Ian lost one eye in a childhood accident, but he nonetheless had a very successful athletic career.
和造型师一起一次买完所有你需要的衣服，而不是独自购物、一次只买一件衣服。
Buy all your clothes at once with a stylist instead of shopping alone, one article of clothing at a time.
有一次，一只鸟死在了窗台上，而他们在储藏室里呆了一整天。
Once, a bird died on the sill and they spent the entire day in the pantry.
有一次，一只鸟死在了窗台上，而他们在储藏室里呆了一整天。
Once, a bird died on the sill and they spent the entire day in the pantry.
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