painless

1. ADJ If something such as a treatment is painless it causes no physical pain. 無(wú)痛的

Acupuncture treatment is gentle, painless, and relaxing. 針灸治療很溫和，無(wú)痛，也很放松。

The operation itself is a brief, painless procedure. 手術(shù)本身是一個(gè)短暫、無(wú)痛的過(guò)程。

2. painlesslyADV 無(wú)痛地[ADV with v]

...a technique to eliminate unwanted facial hair quickly and painlessly. …一項(xiàng)迅速且無(wú)痛地去除麪部多餘汗毛的技術(shù)。

3. ADJ If a process or activity is painless, there are no difficulties involved, and you do not have to make a great effort or suffer in any way. 不費(fèi)勁的

The journey is relatively painless, even with children. 這趟旅程相對(duì)輕松，即使是帶著孩子。

4. painlesslyADV 不費(fèi)勁地[ADV with v]

...a game for children that painlessly teaches essential pre-reading skills. …輕松地教給孩子們必要的讀前技巧的一個(gè)遊戯。