like: Zähne → →
die Zähne ☊ 
răng ☊ 
☊ Zähne ☊ 牙齿(复数) ☊ yáchǐ(fùshù) Nachdem er sich die Zähne geputzt hat, legt er sich ins Bett. ☊ Sau khi đánh răng, anh nằm lên giường. ☊ (Lektion 54, Nr. 768) back teeth ☊ back ☊
He has to wear a brace to correct his bite (= the way the upper and lower teeth fit together). ☊ bite ☊
brush sth: to brush your hair/teeth/shoes ☊ brush ☊
chew sth (up): teeth designed for chewing meat ☊ chew ☊
Have you cleaned your teeth? ☊ clean ☊
decaying leaves/teeth/food ☊ decay ☊
expose sth: He smiled suddenly, exposing a set of amazingly white teeth. ☊ expose ☊
false teeth/eyelashes ☊ FALSE ☊
I need to have two teeth filled (= to have fillings put in them). ☊ fill ☊
a flash of white teeth ☊ flash ☊
front teeth ☊ front ☊
harmful to sb/sth: Fruit juices can be harmful to children's teeth. ☊ harmful ☊
The witness was clearly lying through his teeth. ☊ lie through your teeth ☊
to lose your hair/teeth (= as a result of getting old) ☊ lose ☊
to pick your teeth (= use a small sharp piece of wood to remove pieces of food from your teeth) ☊ pick ☊
pointed teeth ☊ pointed ☊
He flashed a smile, showing two rows of white, regular teeth. ☊ regular ☊
sensitive to sth: My teeth are very sensitive to cold food. ☊ sensitive ☊
a set of false teeth ☊ set ☊
sharp teeth ☊ sharp ☊
Teeth have a hard surface layer called enamel. ☊ surface ☊
to brush/clean your teeth ☊ tooth ☊
She answered through clenched teeth (= opening her mouth only a little because of anger). ☊ tooth ☊
The cat sank its teeth into his finger. ☊ tooth ☊
a set of perfect white teeth ☊ white ☊
Dentists advise you to have your teeth checked every six months. ☊ your ☊