in form

柯林斯词典

1. V-T If you inform someone of something, you tell them about it. 告知
They would inform him of any progress they had made. 他们将把自己所取得的任何进展都告诉他。
My daughter informed me that she was pregnant. 我女儿告诉我她怀孕了。
2. V-I If someone informs on a person, they give information about the person to the police or another authority, which causes the person to be suspected or proved guilty of doing something bad. 检举
Thousands of American citizens have informed on these organized crime syndicates. 成千上万的美国公民检举了这些有组织的犯罪集团。
3. V-T If a situation or activity is informed by an idea or a quality, that idea or quality is very noticeable in it. 弥漫 (思想或品质等)[正式]
All great songs are informed by a certain sadness and tension. 所有动听的歌曲无不弥漫着某种伤感和紧绷感。