“航天器”怎么读？

“航天器”的英语可以翻译为：spacecraft，space vehicle，astrovehicle，space ship ...

重返大气层的航天器受到重力的作用。Spacecraft which are re-entering the earth's atmosphere are affected by g forces.反射器通过支架牢牢地固定在航天器的侧面。The reflector is held onto the sides of the spacecraft with a frame.科学家密切跟踪航天器的运行.Scientists are ...