astronaut

astronaut的音标是["æstrənɔːt]，基本翻译是宇航员。速记技巧是将其发音中的元音字母及其发音特点记下来，以此提高记忆效率。

英文单词“astronaut”来源于拉丁语“astrum navire”，意为“太空船”。其变化形式包括“astronautical”、“astronautic”和“astronautics”，分别表示与太空探索相关的、太空船的、太空航行的。

相关单词：

“cosmonaut”意为宇航员，源自俄语“космонавт”，意为太空人。

“lunar”意为月球的，与月亮有关，源自拉丁语“luna”。

“interplanetary”意为行星间的，与行星有关，源自拉丁语“inter”和“planeta”。

“extraterrestrial”意为地球以外的，与外星有关，源自拉丁语“extra”和“terrestris”。

“solar”意为太阳的，与太阳系有关，源自希腊语“sol”。

“spacecraft”意为太空船或航天器，源自拉丁语“spacia”。

“spaceflight”意为太空飞行，源自拉丁语“spacium”和“flight”。

“space exploration”意为太空探索，源自英语。

“spaceflight engineer”意为太空飞行工程师，源自英语。

以上单词都与太空探索和宇航员有关，描述了太空探索的不同方面和相关职业。

常用短语：

1. in spaceflight

2. launch into space

3. blast off

4. orbit the Earth

5. land on the moon

6. walk on the moon

7. make a spacewalk

双语例句：

1. The astronauts are preparing for a spaceflight to Mars.

2. The rocket blasted off at the sound of the countdown.

3. The astronauts orbited the Earth for several days before landing on the moon.

4. After walking on the moon, the astronauts returned to the spacecraft and made a spacewalk to repair equipment.

5. The space exploration program is a great way to inspire young people to pursue careers in science and technology.

6. The astronauts" courage and dedication are an inspiration to us all.

7. The future of space exploration is bright, with more missions planned to explore distant planets and moons.

英文小作文：

标题：Astronauts: Pioneers of the Cosmos

Astronauts are a unique breed of individuals who possess courage, resilience, and a deep sense of exploration. They are the ones who take us further than we have ever gone before, pushing the boundaries of human knowledge and capability into the unknown depths of space.

From blasting off into space on rockets to walking on the moon, astronauts have made incredible achievements in space exploration. Their courage and dedication inspire us all, reminding us that there is still so much to discover and explore in the vast expanse of the universe.

However, space exploration is not just about reaching new frontiers and making scientific discoveries. It is also about fostering an interest in science and technology among young people, encouraging them to pursue careers in fields such as engineering, physics, and astronomy. Through space exploration, we can inspire a new generation of explorers who will continue the legacy of our brave astronauts and push the boundaries of human knowledge even further into the depths of space and beyond.