1. All this, needless to say, had been culled second-hand from radio reports. 不必说，这一切都是从无线电广播报道中搜集来的第二手信息。
2. The neurons cultivated at Johns Hopkins—unlike those culled from tumors are not cancerous, and accordingly are much more valuable as research tools. 在约翰霍普金斯大学培养的神经元不同于那些从肿瘤中挑选出来的神经元，它们并没有癌变，因此作为研究工具更具价值。
3. He culled the rotten apples from each box. 他把烂苹果从每个盒子里捡了出来。
4. Some 300,000 birds were culled as a result. 结果扑杀了约300 000只禽鸟。
5. Now it looks as if their editors, too, have been culled. 现在看来，这两家报纸的编辑好像也被剔除掉了。
