| English | Chinese |
| by-catch Incidental taking of non-commercial species in drift nets, trawling operations and long line fishing; it is responsible for the death of large marine animals and one factor in the threatened extinction of some species | 混获 副渔获物 (在流网、拖网作业和海上长丝钓鱼时，对非商业性物种的意外捕获；巨型海生动物的死亡与其相关，并且它是导致一些物种濒临灭绝的一个因素。) |
| by catches | 屡停屡作 |
| by catches | 常常 |
| by-product A product from a manufacturing process that is not considered the principal material | 副产品 (从生产过程中得到的一种产品，不是考虑的主要材料。) |
| composting by producer No definition needed | 人工堆肥 (无需定义。) |
| four-by-four | 4 × 4 汽车 (vehicle) |
| four-by-two | 4×2 汽车 |
| soil erosion by wind | 土壤风蚀 |
| transportation by pipeline Transportation of gases, liquids or slurries by a system of tubes, of steel or plastics. Petroleum, natural gas and products derived from them are the main substances transported by pipelines | 管道运输 (通过铁管或塑料管道系统对气体、液体或浆状体的运输。石油、天然气和它们的衍生产品是通过管道运输的主要物质。) |
