✅ 同义词
🗣️ 情景例句
One piece of advice.
给你一句忠告。
He said he spoke a little English.
他说他会说一些英语。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英国著名的“挑战者”号舰艇对海底的那次考察，把对海床的研究确立为一个值得一流物理学家和地质学家从事的研究课题。