Explore Words Kanji Grammar Guides

Analyzing sentence…

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

Analyzer

Sentence analysis

12Spans

Sentence

1000 character limit

Sentence

原げん因いんを突つき止とめるまで、研けん究きゅうチームは実じっ験けんに実じっ験けんを重かさねた。

Span Details

原げん因いん

cause; origin; source

noun, suru verb

突つき止とめる

determine; pin down; ascertain; locate; identify; stab to death

ichidan verb

until; as far as

研けん究きゅうチーム

実じっ験けん

experiment; experimentation

noun, suru verb

direction, time, indirect object, or target marker

実じっ験けん

experiment; experimentation

noun, suru verb

repeat many times; accumulate; go through repeatedly

-> 重ねるichidan verb

past tense or completed action