When bouncing describes a person — especially a baby — it means they look healthy, strong, and full of life, not that they are jumping up and down. ‘A bouncing baby boy’ is the set phrase you will hear again and again: a chubby, energetic infant, the opposite of a frail one. Adults can be bouncing too, in a warm, slightly old-fashioned way: bouncing with health.

When bouncing describes a person當bouncing用來形容一個人especially a baby尤其是嬰兒it means they look healthy, strong, and full of life意思是看起來健康、強壯、充滿活力not that they are jumping up and down而不是指他們在跳來跳去'A bouncing baby boy' is the set phrase you will hear again and again「a bouncing baby boy」是你會一直聽到的固定說法a chubby, energetic infant指一個胖嘟嘟、精力充沛的嬰兒the opposite of a frail one跟虛弱的嬰兒相反Adults can be bouncing too大人也可以用bouncing來形容in a warm, slightly old-fashioned way用一種溫暖、有點老派的說法bouncing with health像是bouncing with health（充滿健康活力）

Though actually, the same spelling is also just the ordinary -ing form of the verb bounce (the ball is bouncing). The sentence tells you which one you have.

Though actually不過其實the same spelling is also just the ordinary -ing form of the verb bounce同樣的拼法也可能只是動詞bounce普通的-ing形式(the ball is bouncing)（像是the ball is bouncing，球在彈跳）The sentence tells you which one you have句子的上下文會告訴你是哪一個意思

The ‘healthy’ meaning is an adjective with a folksy, cheerful feel — the kind of thing a grandparent says, not a line on a hospital chart.

The 'healthy' meaning is an adjective with a folksy, cheerful feel「健康」這個意思是個帶有樸實、開朗感覺的形容詞the kind of thing a grandparent says是那種阿公阿嬤會說的話not a line on a hospital chart不是醫院病歷上會寫的東西