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
are visiting relatives in New Jersey today.
今天去 New Jersey拜访亲戚去了。
Eat one's cake and have it.
又要马儿好，又要马儿不吃草。
Almost any day a young porpoise may be seen trying to turn a 300-pound sea turtle over by sticking his snout under the edge of his shell and pushing up for dear life.
几乎每天都可以看到一只小海豚把鼻子顶入一只300磅重的海龟的硬壳下面，拼命地把它翻过来。