Perioidic system

[机] 周期系

🧩 词语组成解析

system ['sɪstəm]
n. 体系，系统;制度;身体;方法;
sy(syn-=together)+ste(to stand)→系统；体系；秩序；制度；方法

🗣️ 情景例句

You were right, Grandpa.
给你说对了 ，爷爷。
When poverty comes in at the door,love flies out of the window.
贫穷一进门，爱情跳窗走。
Don't thank me, said Miss Yang. We must both thank Lucy!
“不用谢我，”杨小姐说，“我俩都得谢谢露茜！”
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🔤 更多 P 开头的单词

paint out
parson's nose
perishingly
piched
plasma ball
polot flame
precharge pulse
presexual
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