hardworking

a.努力工作的

hard-top, hard-wearing, hard-working, hardback, hardbitten, hardboard, harden, hardened, hardheaded, hardiness, hardly, hardly any, hardly ever, hardly...before/when, hardly...when, hardly...when..., hardness, hardship, hardware, hardwood, hardy, hardy annual, hare, hare-brained, harebell, harebrained, harelip, harem, haricot, hark, harlequin, harlequinade, harlot, harm, harmful, harmfully, harmless, harmlessly, harmlessness, harmonic,