cut sth back
shorten (a bush, shrub, etc) by cutting off shoots and branches close to the stem; prune sth 修剪(矮树、 灌木等); 给某树剪枝
cut back a rose bush 给玫瑰树剪枝. cut sth back; cut back (on sth) reduce sth considerably 大量削减某事物
If we don´t sell more goods, we´ll have to cut back (on) production. 我们若不能增加货物的销售量, 就必须大幅度降低产量. Cf 参看 cut-back.