a hard taskmaster/mastersomeone who makes people work too hard 要求过分严格的上司；逼迫别人拼命工作的人a hard taskmaster/master• The summer is a hard master.• True to his word, he schooled her in horsemanship and was a hard taskmaster.• He was a hard master and a dangerous enemy.• She was a hard taskmaster but a considerably fairer one than la Belle Ethel.
→ a hard taskmaster/master at hard1(17)