Идиомы
not buy (something)
Значение английской идиомы not buy (something), пример звучания и использования.
–не поверить чему-либо, "не купиться на что-либо"
Использование not buy (something):
"I had to stay home to take care of my pet bird; it was so lonely," the student said, but the teacher did not buy the excuse.