必须出现并且这能出现一次。
One time only in life experience.
这样的经验，大概一次就足已了。
My mind could only assimilate one impossibility at a time.
我的头脑一次只能吸纳一件不可能的事情。
Try to do only one thing at a time.
尝试在一段时间只做一件事。
In the second instance, the team experienced only one day of wait time.
在第二个实例中，团队只经历了一天的等待时间。
You need to issue the above commands only one time.
您只需要一次发出上面的命令。
You can use this script only on one file at a time.
您一次只能在一个文件中使用这个脚本。
To be effective, your group should pursue only one objective at a time.
为了更有效的完成任务，你的团队应该一次只执行一个任务。
An instance of a business state machine can be in only one state at any given time.
业务状态机的一个实例在任意给定时刻只能处于一种状态。
Of course, this makes only one version active at a time.
当然，这一次只能使一个版本是活动的。
Many hamsters only blink one eye at a time.
许多仓鼠每一次眨眼都只眨一只眼睛。
Henry said, "Maybe you're not the only one who needs a little time apart."
亨利说，“也许不只是你一个人需要点时间清醒一下。”
Of course, only one at a time may use the account.
当然，每次只能够有一个用户使用该帐户。
By the way, only one instance at a time can own a virtual IP address.
顺便提一下，一次只有一个实例能够拥有一个虚拟ip地址。
This is the one and only time Henry is known to have visited Wye.
据记载，这是亨利国王唯一一次驾临怀伊。
I had a new manager whom I had only met one time.
我曾有一个新管理者仅跟我见过一次。
Concentrate only on one goal at a time.
每一次只专注于一个目标。
You can select several periods to copy for, but only one actuality at the time.
可以选择复制几个期间，但一次只能选择一个现状。
Lex was American - the only one I met during my time in Pakistan.
他是来自美国的莱克斯，这是我在巴基斯坦遇见的唯一的美国人。
Realize that this day is yours to live only one time.
认识到这一天是你将只经历一次。
In this case, however, you only use one storage area at a time.
但是，在这里，每次只使用一个存储区域。
At one time they proudly declared that they knew English only.
曾几何时，他们还非常骄傲地宣称自己只懂英文。
You can debug only one core dump at a time.
每次只能调试一个核心转储。
This ensures that only one task at a time is assigned to a user.
这保证一次只有一个任务分配给用户。
Only one TAB at a time is showing.
一次只显示一个选项卡。
First, the NEW_OL _local table function really returns only one row at a time.
首先，NEW_OL _ LOCAL表函数实际上一次只返回一行。
But by the time they are 65, only one will be rich.
但是，当他们65岁的时候，只有一个人会发财。
You can only get five books out of the library at any one time.
你一次只能从图书馆借五本书。
A process can have only one owner at any given time.
一个进程在任何时候都只能有一个所有者。
An SDO instance thus can only be contained by one container at a time.
因此一个sdo实例在同一时刻仅能被一个容器所包含。
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