If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。
新概念英语第二册
Lesson 88 Trapped in a mine
📚 句中词汇解析
从本句中提取的重要词汇
adj. 困难的;难做的;难解的;不易相处的;
💡 dif不+fic做+ult表名词→不好做→困难的
"The short story is a difficult art form to master."
短篇小说是一种很难掌握的艺术形式。
近义：rough, troublesome, complicated, arduous, intricate, labored
反义：uncomplicated, basic, cushy, doss, easy, facile
n. 操练;钻头;军事训练;（应对紧急情况的）演习;
vt.& vi. 钻（孔）;打（眼）;操练;训练;
vt. 作…演习，操练;
💡 锥哦(谐音）: 练习 钻孔
"After a long drill, the commander told his men to fall out."
在操练了很长时间以后, 指挥官命令士兵们解散.
近义：instruction, learning, schooling, teaching, training, tuition
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;
"She attributes her success to hard work and a little luck."
她认为她的成功来自勤劳和一点运气。
近义：strongly, rigidly, stiffly, resistant, resistive, steely
反义：malleable, mellow, mild, attenuated, softened, squashy
n. 岩石，石头;摇滚乐;棒糖;<非正式>宝石（尤指钻石）;
v. 摇晃;摇动;震动;
vi. 演奏摇滚乐;随摇滚乐起舞;
💡 公鸡(ccck)肉 r放在 岩石上 网友：马 胜 敏 补充：1：浑身是肉（ro）的刺客（ck）过跳上房梁时整个屋子都摇动起来。 2：草儿（r）从洞内（o）侧（c
"an ageing rock star"
日益年迈的摇滚乐歌星
近义：oscillate, balance, swing, teeter, bob, waver
vt. 失去;错过;遗失;耽搁;
vi. 损失;输掉;走慢;降低价值;
💡 10(lo)个司仪(se) 遗失了
"It is easy for children to lose their self - esteem ."
孩子很容易失去 自尊.
近义：mislay, misplace, miss, waste
反义：prosper, thrive, triumph, win, overcome, conquer