We usually deal on a 20% trade discount basis with an additional quantity discount for orders over 1000 units.
我们通常给予20%的商业折扣,外加订货1000件以上的数量折扣。
He made only six films between 1940 and 1966 and only the first of these is still popular today.
1940年至1966年,他仅制作了6部电影,其中只有第一部至今仍然受到欢迎。