But some astronomers always suspected that the remaining antiprotons must become trapped by the Earth's magnetic field, forming an antiproton radiation belt.
但是一些天文学家一直怀疑，那些剩下的反质子一定被地球磁场捕获，形成一条反质子辐射带。
2
The former system is a laboratory creation in which the ions are trapped by an electric field, then cooled and kept isolated from the environment to preserve the quantum information.
前者是实验室产物，其中的离子被困于电场中，冷却，然后和环境隔离以保存它们的量子信息。
3
The Ewoks freed Mace from the tempter's grip, and also saved him when Mace was trapped in a mystical lake, caught underwater by a strange force field.