Hard acid
[机] 硬酸
🧩 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;
🗣️ 情景例句
I'm afraid i've brought you a lot of trouble.
恐怕我给你带来了不少麻烦。
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。
Every year I enter for the garden competition too, and I always win a little prize for the worst garden in the town!
每年的花园竞赛我也参加，但总因是镇上最劣的花园而获得一个小奖！