1·Even if we finally succeeded in exchanging the product, it always took too much time and wasted too much energy.
末句说即使最后商品得以调换,也花费了大量的时间和精力——话语中充满了无奈。
2·Dairy manure is a by-product of cow raising, thousands of tons of Dairy manure are wasted because there is no good ways to make use of it in China, also, it will pollute environment.
奶牛粪(文中称牛粪)是奶牛养殖的副产品,全国奶牛养殖业每天产生的成千上万吨的牛粪得不到有效利用被白白浪费,而且还造成环境污染。
3·But precisely because such a wasted, suspended, non-historical time cannot be accumulated and absorbed by its product it can be repeated - impersonally and, potentially, infinitely.
但正因为有这样一种浪费的、悬置的、非历史的时间不能被产品积累和吸收。
4·The invention discloses a method for producing calcium salt by using wasted shell discarded from fishery product processing.
本发明公开了一种利用水产加工废弃的贝壳为原料生产钙盐的方法。