n.天體物理學(xué)家
That well-known astrophysicist found a new planet. 那位著名的天體物理學(xué)家發(fā)現(xiàn)了一顆新星。
When I grew up, I became a professional astrophysicist. 長(zhǎng)大之后，我成了一名職業(yè)的天體物理學(xué)家。
