Blackens
v. （使）变黑, 把…弄黑( blacken的第三人称单数 ); 发暗; 败坏（名誉等）, 诋毁
🗣️ 情景例句
You are coming along well.
你进展得很好。
Aren't you dressed too formally?
你穿的不是太正式化了吗？
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。