| Subject | English | Chinese |
| USA, space | advanced track and data relay satellite system | 先进跟踪与数据中继卫星系统 |
| avia. | advanced track and data relay satellite system | 现代跟踪与数据中继卫星系统 |
| tech. | alternating current track circuit with two element two position relay | 交流二元二位轨道电路 |
| railw. | double track all-relay semi-automatic block system | 双线继电半自动闭塞 |
| tech. | double track all-relay semi-automatic block system | 复线继电半自动闭塞系统 |
| commun., railw. | double-track all-relay semi-automatic block system | 双线继电半自动闭塞 |
| commun., railw. | electromagnetic track relay | 电磁式轨道继电器 |
| railw. | electro-magnetic track relay | 电磁式轨道继电器 |
| space | Experimental Track and Data Relay Satellite | 试验型跟踪与数据中继卫星 (日本) |
| space | experimental track and data relay satellite | 实验型跟踪和数据中继卫星 (日本) |
| avia. | experimental track and data relay satellite | 〔日〕实验型跟踪与数据中继卫星 |
| avia. | experimental track and data relay system | 实验型跟踪与中继系统 |
| commun., railw. | multiple-track all-relay semi-automatic block | 复线继电半自动闭塞 |
| tech. | relay track | 中转线 |
| railw. | single track all-relay semi-automatic block system | 单线继电半自动闭塞 |
| commun., railw. | single-track all-relay semi-automatic block | 单线继电半自动闭塞 |
| tech. | single-track all-relay semi-automatic block system | 单线继电半自动闭塞 |
| sport. | The relay, one of the nation's oldest and most prestigious track and field events, will attract nearly 8, 000 athletes | 接力赛是该国最古老、最具名望的田径赛事之一，今年将近有8 000名运动员参加 |
| cartogr. | Track and Data Relay Satellite System | 跟踪和数据中继卫星系统 |
| earth.sc. | track and data relay satellite system | 跟踪与数据中继卫星系统 |
| el. | track relay | 拨轨用继电器铁路 |
| met. | track relay | 轨道继电器 |
| tech. | track relay | 拨轨继电器 |
| tech. | track relay transformer | 轨道受电变压器 |
| sport. | When all or the first portion of a relay race is being run in lanes, a competitor may place one check-mark on the track within his own lane, by using self-adhesive tape | 当接力的全程或第一棒为分道跑时、运动员可在自己的分道内用胶布做一个标记 |