Perioidic system
[机] 周期系
🧩 词语组成解析
🗣️ 情景例句
Eight o'clock is fine.
八点钟可以。
I'm afraid I've let myself get run-down. I've been working too hard.
我似乎弄坏身体了。最近太过劳累。
I can just have a glance at the rest.
剩下的部分我粗略地看一下就可以了。