To keep the astronauts and the spacecraft safe, the astronauts must leave and go back to the spacecraft through a special door.

为了保证宇航员和飞船的安全，宇航员必须通过一扇特殊的门离开和返回飞船。

youdao

Instead, slam a spacecraft head-on into a dangerous rock to move it in a hurry, then fine-tune it with another spacecraft by using its gravity to pull the rock into a safe path.

而用航天器撞进危险的岩石，迅速移动它的位置，然后利用另一个航天器进行微调，并利用它的重力把这块石头拖进安全轨道。

youdao

The spacecraft to carry future explorers to the moon, the Orion crew exploration vehicle, looks very similar to the Apollo spacecraft.

“猎户”是将未来探险者送往月球的航天器，看起来与阿波罗飞船非常相似。

youdao

At the end of the test flight,the speed of the Apollo spacecraft was increased to forty thousand kilometers an hour.

VOA: special.2009.07.08

NASA was worried that the extra water could destroy the power supply needed for the spacecraft's return to Earth.

VOA: special.2009.06.24

So when spacecraft are sent to other planets, scientists will look for layers of gypsum in hopes of finding similar fossils.

VOA: special.2010.05.25

The company launches rockets that carry satellites and spacecraft to orbit and designs spacecraft to transport cargo.

FORBES: Billionaire Space Race: 2012 Will Be The Year Private Space Transport Takes Off

The effective mirror size for a virtual telescope made up of spacecraft flying in formation depends on the separation of those spacecraft.

ECONOMIST: Birds of a feather

The electricity from the solar panels is used to propel the xenon atoms out the back of the spacecraft, nudging the spacecraft up to speed.

NPR: Space Probe to End Moon Mission with a Bang