informant

名词复数：informants

词形变化：

名词复数: informalities |

同义词：

casually | nonchalantly | unceremoniously | easily | offhandedly | familiarly | unofficially | off the record | confidentially | conversationally | colloquially |

反义词：

formally |

词义辨析：

同义参见:

communicant

monitor