Level A1 : READ LISTEN TRANSLATE RANDOM
Level A2 : READ LISTEN TRANSLATE
Level B1 A: READ LISTEN TRANSLATE
Level B1 B: READ LISTEN TRANSLATE

invert umkehren omkeren inverser invertire invertir กลับด้าน đảo ngược 倒置

(SAT5000) invert Definition: To turn inside out, upside down, or in opposite direction.



(ESS4000) invert Definition: To invert something means to turn it upside down. Example: →He inverted the bicycle to make repairs on the wheels.








Compounds:
bay lật úp bay đảo ngược ngoặc kép đảo lộn













HSK5000 A1+A2+B1




HSK5000 B2 + C1