Isotopic foil
[化] 同位素箔
🧩 词语组成解析
a. 同位素的\\n[医] 同位的
foil
[fɔil]
n. 箔，金属薄片;陪衬，陪衬物;（镜底的）银箔，（宝石等的）衬底;（船）翼;
vt. 用…陪衬，衬托;铺箔于;[建]给…加上叶形饰;挫败，使受挫折;
🗣️ 情景例句
Thanks. Excuse me.
谢谢。失陪一下。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
After they carved the characters on rocks, they put a piece of wet paper on top of the characters and beat it lightly.
他们把字刻在石块上后，再把一张潮湿的纸放在字的上面，并轻轻地拍打。