study up on
短语对...进行仔细的研究
词形变化
studied up on
studies up on
三单
studies up on
studying up on
studying up on
现在分词
studied up on
过去式
studied up on
过去分词
释义与例句
v.
-
1.
To thoroughly study a subject or become current in knowledge on a topic
美国 及物Last night I was studying up on organic chemistry for the test.