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单词

periodic

读音
ˌpɪriˈɑːdɪk
美式
英式
词根

释义

adj. 周期的;定期的

例句

Periodic checks are carried out on the equipment.
设备定期进行检查。
Periodic checks are taken to ensure that high standards are maintained.
进行周期性检查以确保高标准得以维持。
So is my version of the periodic table wrong?
那么我的元素周期表是错的吗?

强化记忆

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that prevented the overgrazing of plants,while the periodic tramplingensured good cover of the soil,
always begins herewith the periodic table,enunciated by another professor,
you can force them to interact with anything you wanton the periodic table.And through a process of selection evolution,
because it only holds charges briefly before they leak away,requiring periodic recharging to retain data.But even its low latency of 100 nanoseconds
such as the Arctic or deserts,where there are periodic food shortages,and occasionally there just isn't enough food
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