Analyzer
Sentence analysis
9Spans
Sentence
Span Details
共変性
covariancenoun
は
topic markergrammar
統計学
statistics (as a field of study)noun
で
location, means, or scope markergrammar
よく
well; properly; skillfully; often; frequently; I'm glad that ...; thank you for ...; quite the nerve to; I don't know how you can ...-> 良くadverb
使わ
use; make use of; employ; handle; spend; consume; speak-> 使うgodan verb
れる
passive voice; suffering passive; potential form; spontaneous occurrence; honorific (sonkeigo)auxiliary verb, auxiliary
概念
concept; notion; general ideanoun
だ。
plain copulagrammar