Key vocabulary words with IPA pronunciation, definitions, example sentences, and interactive quizzes.
Phrases with type tags, bilingual definitions, usage notes, and example sentences.
To use up the entire supply of something.
To lose control of one's emotions and start crying.
To put all of one's resources or future at stake in a single venture.
Happening or done at the latest possible time.
In quick succession; following each other closely.
To achieve the specific altitude and velocity necessary to remain in a stable path around a celestial body without falling back to the surface.
A business entity owned by individuals or shareholders, rather than being part of the government or a state-run organization.
Launch vehicles designed to return to Earth intact so they can be refurbished and launched again for multiple missions.
A long-term, self-sustaining human settlement established on another planet or celestial body.