Breakthrough point
[化] 穿透点
🧩 词语组成解析
breakthrough
['brek'θrʊ]
n. 突破;穿透;重要技术成就;炉衬烧穿;
🗣️ 情景例句
That'll be fifty-five dollars and twenty cents.
一共55元2角。
To sleep like a baby
睡得像个婴儿
Oh, and please keep together. We don't want any of you to get lost!
噢，请大家靠拢一些。我们不想丢下任何一位同学！