Isotopic tracing
[化] 同位素示踪
🧩 词语组成解析
a. 同位素的\\n[医] 同位的
n. 描摹, 描图, 追踪\\n[计] 跟踪
🗣️ 情景例句
He was ill at ease at her birthday party.
他在她的生日宴聚会中心神不宁。
He is unfortunate who cannot bear misfortune.
不能承受不幸的就是不幸。
Yes, that 's right.
是的，没错。