So is my version of the periodic table wrong?
那么我的元素周期表是错的吗？
This kind of periodic orbit is only a phase in a comet's life.
这种周期性轨道只是彗星生命中的一个阶段。
Melanomas are more common if you have periodic intense exposure to the sun.
如果你定期暴露在强烈的阳光照射下，黑色素瘤会更常见。
The structure of the periodic table appeared to limit the number of possible elements.
元素周期表的结构似乎限制了潜在元素的数量。
So, we need to finish up with periodic trends.
那么，我们要先讲完周期性规律。
And you can expect periodic health checkups.
而且还需要定期进行健康检查。
You will be asked to write down the periodic table.
你需要默写周期表。
Prepare periodic performance review of the team.
组织团队进行定期工作评估。
These arrangements are subject to periodic review.
这些安排须定期检查。
But still, he was able to put together a periodic table.
他依然能够将元素周期表制作出来。
One common use case is to perform some periodic operation.
一种常见用例是执行一些周期性操作。
"The whole periodic table is churning in there," Sims said.
“周期表的所有元素都存在于这锅熔岩汤中，”西姆斯说。
Points for daily maintenance and periodic maintenance.
分为日常保养和阶段性保养。
This shows that our review is not planned and periodic.
这说明我们的复习没有计划性和周期性。
Long long ago, we knew the periodic motion of a planet.
很久以前，我们就知道行星的周期运动。
These periodic tests also build confidence in the support staff.
这些定期测试还可以培养支持人员的信心。
There are obvious yearly periodic variations of baseline data.
观测资料存在明显的年周期变化。
The idea of time is essentially an idea of periodic repetition.
时间的概念本质上是一种周期性的重复的观念。
What will actually happen is that retirement will become periodic.
实际上会发生的是，退休将变成周期性的。
The employee's line manager will prepare periodic progress reports.
员工的直线经理将会准备定期进度报告。
This is a very old idea that has received periodic re-formulations.
这是一个时常被周期性重新表述的古老观念。
Flood period is seasonal or periodic flood rise phenomenon of rivers.
汛是指江河等水域的季节性或周期性的涨水现象。
The six noble gases are found in the far right column of the periodic table.
六种稀有气体在元素周期表的最右侧。
Does the company have a periodic employee appraisal or performance review?
公司是否定期对员工进行鉴定和业绩评估？
You will never in this class have to memorize anything about the periodic table.
这门课并不要求大家去背元素周期表，一点都不要求。
Pure metals are elements which come from a particular area of the periodic table.
纯金属是在元素周期表中占据特定位置的元素。
This compared very favourably to the more traditional periodic status meeting approach.
这相比更传统的定期的进展状况会议的方式更为有利。
Everybody please take out a piece of paper and write the periodic table from memory.
请大家拿出一张纸，默写化学元素周期表。
Everybody please take out a piece of paper and write the periodic table from memory.
请大家拿出一张纸，默写化学元素周期表。
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