Hecks
(heck 的复数) int. 真见鬼（hell的委婉说法）
🗣️ 情景例句
Thanks.
谢谢。
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。