Periodic group
[化] 周期类
🧩 词语组成解析
periodic
[,pɪrɪ'ɑdɪk]
adj. 周期的;定期的;回归的;间歇的，时而发生的;
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
I can't expect you to take my side against Boswell.
我不敢期望你站在我这一边来对抗Boswell。
The restaurant is around the corner from the hotal.
那餐厅在饭店转角附近。
In spite of this, she often appears on the stage as a young girl.
尽管如此，她却常在舞台上扮演小姑娘。