例句：
His sales pitch was smooth and convincing.
他的.推銷辭令流暢且令人信服。
This exercise is done in one smooth motion.
這套體操是由一個流暢的動作完成的。
He had shaved his face until it was smooth.
他把臉刮到光滑為止。
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2021-07-16
例句：
His sales pitch was smooth and convincing.
他的.推銷辭令流暢且令人信服。
This exercise is done in one smooth motion.
這套體操是由一個流暢的動作完成的。
He had shaved his face until it was smooth.
他把臉刮到光滑為止。