Potassium-argon dating
钾氩测年
🧩 词语组成解析
potassium
[[pə'tæsiəm]]
n. 钾\\n[化] 钾K
argon
[['a:gɔn]]
n. 氩\\n[化] 氩Ar
[计] 记日期的\\n[经] 注明日期
🗣️ 情景例句
Eight straight-back chairs. Thirty folding chairs.
八张直背椅。三十张折摺椅。
I will be going to school in a few weeks from now.
我将在几个星期后上学去。
Yes, please.
是的，劳驾了。