Bergmann and junk test
[化] 伯格曼-靳克耐热试验
🧩 词语组成解析
n. 伯格曼（姓氏）
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
junk
[dʒʌŋk]
n. 废旧物品，破烂物;中国式平底帆船;便宜货，假货;废话，哄骗;
vt. 丢弃，废弃;把…分成块;
🗣️ 情景例句
Don't waste your school years, son, they can determine your future.
孩子，别荒废你的学业，它们对你的未来有决定作用。
What's done can't be undone.
无可挽回。 泼水难收？
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的学习一直很紧张，没有时间收集新邮票。