翻译Not until

Question

Not until

Answer 1

not until
英 [nɔt ənˈtil] 美 [nɑt ʌnˈtɪl]
词典
直到…才…
网络
直到……才; 才; 位于句首时

双语例句
1
It was not until 1911 that the first of the vitamins was identified.
直到1911年才发现了第一种维生素。

2
It was not until yesterday that I learned it.
顶昨天我才听说这件事。

Answer 2

直到…才…。