a. dispassionate;
a. resisting weight or pressure
s. very strong or vigorous
a. (of light) transmitted directly from a pointed light source
a. 坚硬的, 硬的, 难的, 艰苦的, 困难的, 坚固的, 猛烈的, 艰难的, 结实的, 确实的
adv. 坚硬地, 努力地, 辛苦地, 接近地, 猛烈地, 牢固地
1. She worked hard to finish her project on time.
她努力工作以按时完成她的项目。
2. The exam was harder than I expected.
这次考试比我预期的要难。
3. It is hard to find a good job these days.
现在很难找到一份好工作。