Hard-hat
adj. 保守的，顽固不化的；保守反动的
🧩 词语组成解析
hard
[hɑrd]
adj. 困难的;硬的;有力的;努力的;
adv. 努力地;猛力地;严重地;沉重地;
n. 英〉硬海滩，登陆处;
hat
[hæt]
n. 帽子;（帽子所表示的）职位，职务;
vt. 给…戴上帽子，为…提供帽子;
vi. 供应帽子;制造帽子;
🗣️ 情景例句
What is your nationality?
你的国籍是什么？
How often did I tell you to take your time?
我告诉你多少次要慢慢来?
With a stopwatch, they counted how many times the bees repeated the dance during one minute.
他们用秒表记录蜜蜂在一分钟内重复舞蹈的次数。