clean, neat, tidy ☊ 
干净 → ☊ 
sạch sạch sẽ 
clean like: Sạch sẽ → →
sauer ☊ 
sạch sẽ ☊ 
酸的 ☊ suān de sauber ☊ sạch sẽ ☊ 干净的 ☊ gān jìng de sauer ☊ sạch sẽ ☊ ☊ sauber ☊ sạch sẽ ☊ ☊ Tri möchte, dass die neuen Kunden das Sportzentrum sauber halten. ☊ Tri muốn rằng những khách hàng mới phải giữ trung tâm thế thao sạch sẽ. ☊ (Lektion 30, Nr. 388) a clean police record ☊ clean ☊
The sport has a very clean image. ☊ clean ☊
We all want a cleaner environment but who is going to pay for it? ☊ clean ☊
Electric buses are a clean, environmentally friendly way to travel. ☊ clean ☊
The hotel was spotlessly (= extremely) clean. ☊ clean ☊
It is your responsibility to keep the room clean and tidy. ☊ clean ☊
Keep your room neat and clean. ☊ clean ☊
I can't find a clean shirt (= one I haven't worn since it was washed). ☊ clean ☊
He looked fresh and neat in a clean white shirt. ☊ fresh ☊
Regular facials help to keep the skin looking clean and fresh. ☊ fresh ☊
The house is in need of a thorough clean. ☊ need ☊
pick sth + adj.: The dogs picked the bones clean (= ate all the meat from the bones). ☊ pick ☊
policies that will benefit society as a whole ☊ society ☊
His clothes, though old and worn, looked clean and of good quality. ☊ though ☊
What this house wants is a good clean. ☊ want ☊