有些机会只此一次，好好把握。
这样的回馈只此一次，绝无二次！
只此一次，让我爱你。
他们唯有出现在这样的时刻，那些只此一次，回忆中意味着团聚的时刻。
They emerge around constitutive moments, moments that only happen once, around whose memory meanings cluster.
只此一次，你就可以清楚地看到我们家是什么样，特别是当你滑着冰凝视着它时。
For once, you could see that very clearly about our house, particularly as you gazed up to it on skates.
定做婚纱礼服可能是一件比较麻烦的事情，但一生只此一次，所以新人们要注意啦。
Customized wedding dress is probably a more troublesome things, but only this once, so the new people to pay attention to it.
考虑到我们友好的关系，我方破例接受即期付款交单，但只此一次，下不为例。 %。
In consideration of our good relationship we exceptionally accept D/P at sight but this should not be regarded as a precedent.
大家可别误会，我没有打算要在我的博客里开始销售商品，只是帮朋友一个小忙而已，只此一次啊！
Please don't get me wrong, I am not start selling stuff on my website here, I am just doing a little favor to my friend and whoever might like it - a one-time only thing!
不过上个月2月27-28号（也可能你两天有所想法而行动等到了那个周末）时你应该已经这样做了，那时木星只此一次的遇到太阳。
You had that in spades last month on February 27-28 (possibly felt in the days leading to that weekend) when Jupiter had its one and only meeting with the Sun.
去年夏天我们俱乐部的草坪总监、总经理和我一起，带我们男子俱乐部冠军去体验了一生只此一次的高球旅行，地点是在加利福尼亚州中部海湾区域。
Last fall, our club's superintendent, general manager and I, took our reigning men's club champion on a once-in-a-lifetime golf trip to the Bay Area and Central California.
Jetty创建应用程序类的一个实例DerbyDatabase，该实例启动嵌入式Derby引擎，创建数据库(只此一次)，然后创建两个表并装载一些行。
Jetty creates an instance of the application class, DerbyDatabase, which boots the embedded Derby engine, creates the database (only once), and creates two tables and loads some rows.
Jetty创建应用程序类的一个实例DerbyDatabase，该实例启动嵌入式Derby引擎，创建数据库(只此一次)，然后创建两个表并装载一些行。
Jetty creates an instance of the application class, DerbyDatabase, which boots the embedded Derby engine, creates the database (only once), and creates two tables and loads some rows.
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