Lowered
v. 降低；削弱（lower的过去分词）
🗣️ 情景例句
Maybe she'll call back. She promised.
也许她会打电话回来。她说了。
I didn't read the whole paper, sports page.
我没有看到报纸的全部，我只是大概看了体育版。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。