This alone made our nine-day trip worthwhile.
光这件事我们9天的旅行就非常值得。
疯狂英语演讲真功夫卡
自我介绍 - 新来员工表谦虚（二）
📚 句中词汇解析
从本句中提取的重要词汇
adj. 单独的;独一无二的;独自的;
adv. 单独地;独自地;孤独地;只，只有;
💡 al(all)+one→单独的(地)(=quite by oneself)
"She was alarmed at the prospect of travelling alone."
她一想到独自旅行的情景就害怕。
近义：isolated, lone, remote, secluded, sequestered, solitary
反义：joint
adj. …制的;（人工）做成的，拼成的;虚构的;保证成功的;
v. 使(make的过去式和过去分词);
"He made it absolutely clear."
他把此事讲得一清二楚。
近义：manufactured, produced, done, fabricated, artificial, manmade
n. 旅游，出行;摔倒，绊倒;绊（使某人跌倒的动作）;错误，过失;
vi. 绊倒，绊;旅行;轻快地走，跳;
vt. 使犯错误;松开（离合器等）以开动;
"His wife accompanied him on the trip."
那次旅行他由妻子陪同。
近义：lurch, stumble, wallop, wobble, bumble, bump
worthwhile
['wɝθ'waɪl]
adj. 值得做的;值得花时间的;有价值的;合算;
"The teacher recommended some really worthwhile novels to his students."
老师推荐给学生一些真正有价值的小说.
近义：laudable, merited, meritorious, valid, worthful, deserving
反义：idle, immaterial, inconsequential, inconsiderable, insubstantial, meaningless
num. 九;九个;第九;
n. 九，九个;
adj. 九的，九个的;
"They have two children aged six and nine."
他们有两个小孩，一个六岁，一个九岁。