The worm 's waste , or castings , should be ready to use as compost within two to six months .
两到六个月内，蚯蚓的排泄物就能够作为堆肥使用了。
Acme alliance , a chicago-based maker of castings for the vehicle industry , has blazed a trail towards setting up production chains that emphasise close connections to regional suppliers .
When earthworms arrive they quickly consume the leaf litter packing the nutrients deep in the soil in the form of castings ( worm excrement ) .
蚯蚓到来后，迅速耗尽腐败落叶，以蚯蚓粪的（蚯蚓的排泄物）形式把营养素堆积在深土中。
Siemens , for one , says that it has been trying to source its pressure-tight aluminium castings from mexico but is still using companies based mainly in europe because of the difficulty in finding local partners .
Although the majority of fashion week shows are held at lincoln center , the geography of new york fashion week extends all across town , as models juggle schedules filled with castings , fittings and off-site shows .
