verb + lightly
表示动作轻柔。
She touched his arm lightly.
她轻轻地碰了碰他的手臂。
轻轻地；轻微地
轻轻地；以轻微的方式。；少许；不费力地
In a light manner; gently or with little force or weight.
轻轻地；以轻微的方式。
In a light manner.
She touched his arm lightly to get his attention.
她轻轻地碰了碰他的胳膊以引起他的注意。
用法提示：此处 lightly 修饰动词 touched，表示动作轻柔。
He spoke lightly of the accident, but we knew he was deeply affected.
他轻率地谈论那起事故，但我们知道他深受影响。
用法提示：此处 lightly 修饰动词 spoke，表示态度不严肃、轻率。
The cake was lightly sprinkled with powdered sugar.
蛋糕上稍微撒了一点糖粉。
用法提示：此处 lightly 修饰动词 sprinkled，表示程度略微。
表示动作轻柔。
She touched his arm lightly.
她轻轻地碰了碰他的手臂。
常用于否定句或劝告。
You shouldn't take the matter lightly.
你不应该轻率地对待这件事。
表示程度轻微。
The fish is lightly salted.
这条鱼稍微加了一点盐。
lightly强调动作的轻微，gently更侧重柔和与体贴，常指触摸、移动等
lightly侧重力度小，softly强调声音或触感柔和
lightly指用力小，delicately强调精细、灵巧，常用于需要小心处理的场合
lightly指程度轻，subtly强调难以察觉或不明显，常用于变化或影响
grammar · medium
易错句子She made a lightly decision.
正确表达She made a light decision.
英语中，副词'lightly'不能修饰名词'decision'，应使用形容词'light'。
grammar · medium
易错句子He took the news very light.
正确表达He took the news very lightly.
固定搭配'take something lightly'中需要用副词'lightly'修饰动词'take'，而不是形容词'light'。
与表示“轻轻地”的lightly相对，指重量或力量大
gently强调动作的温柔和小心，而lightly侧重力度小或分量轻，不一定带有温柔意味。如触摸或说话。
slightly仅表示程度小，而lightly可表示重量轻、不严肃或只是稍微，但更常用在物理重量或态度上。slightly常用于抽象程度。
不严肃对待；轻视
You should not take such matters lightly.
你不该轻视这种事。
稍微烹饪的；嫩的
The fish is lightly cooked and very tender.
这条鱼稍微煮了一下，非常嫩。
轻轻触碰
She lightly touched his arm to get his attention.
她轻轻碰了碰他的胳膊以引起他的注意。
小心行事；谨慎处理
When discussing such a sensitive topic, you need to tread lightly.
讨论如此敏感的话题时，你需要谨慎行事。
下小雨
It was lightly raining when we left the house.
我们离开家时，天正下着小雨。
light (adj.) + -ly
轻率对待，不认真对待
He took the warning lightly and continued his bad habits.
他轻率对待警告，继续他的坏习惯。
从轻发落，轻易逃脱惩罚
She got off lightly with only a fine for her first offense.
她因初犯只被罚款，算是从轻发落了。
来得容易去得快
He won the lottery but lost it all in a year; lightly come, lightly go.
他中了彩票但一年内全部失去；来得容易去得快。
Dictionary facts from ECDICT, WIKTIONARY.