hard hard

甲流不可怕

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
ad. 坚硬地, 努力地, 辛苦地, 接近地, 猛烈地, 牢固地
•  1.
Abu finds it hard to explain this war to his eight-year-old son.
希那尔（音译）竟不知道该怎样回答。
•  2.
In still higher concentrations it crystallizes and ADDS brittleness as in hard candies.
在浓度更高时可产生结晶,增加体系脆性,比如硬糖。
•  3.
Dishonesty is hard to hide. ——AESOP
欺骗行为是难以掩饰的。——伊索

密战

study hard to improve my english.