略知的英文：
inkling
twilight

参考例句：

get [ have,know ] a smattering of
略知...的一二

inkling是什么意思：
n. 暗示,细微的迹象,略知

She had the slightest inkling of her husband's motive in obtaining this ticket
对她丈夫取得这张票的动机，她一无所知。

twilight是什么意思：
n. 黄昏；暮年；衰退期；朦胧状态
adj. 微明的；昏暗的；衰落时期的；暮年的

This is a twilight room.
这是个昏暗的房间。

Twilight merged into darkness.
夕阳的光辉没于黑暗中。

By now the blue of twilight is glowing.
此时，黄昏绽放出蔚蓝色的霞光。

The old man is in the twilight of his career.
这老人已经进入了他职业生涯的晚期。

She often sits in the garden at twilight.
黄昏时分她常常坐在花园里。