smoothly
副词比较级：more smoothly
副词最高级：most smoothly
词形变化：
副词: smoothly | 形容词比较级: smoother | 形容词最高级: smoothest | 名词: smoother | 动词过去式: smoothed | 动词过去分词: smoothed | 动词现在分词: smoothing | 动词第三人称单数: smoothes |
同义词：
level | easy | flat | press | flatten | iron | smooth out | soft | charming | flowing | sleek | slick | even | polished | chivalrous | glossy | suave | pleasant | polite | fluent | bland | velvety | slippery | placid | satiny | creamy | silky | graceful | silence | sly | marble | diplomatic | shiny | still | comb | velvet | equable | abrade | shrewd | wily | glassy | sand | oil | facile | alleviate | pacific | effortless | flush | file | cunning | plane | smoothen | shine | polish | liquid | fluid | quiet | politic | tranquil | legato | unruffled |
反义词：