Eng

Investigated...

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Check, Checked, Checking, Checks, Investigate, Investigated, Investigates, Investigating, Look things, Looked things, Looking things, Looks things, To check, To investigate, To look

探索

Explore, Explored, Explores, Exploring, Investigate, Investigated, Investigates, Investigating, To explore, To investigate

探索過

Explored, Investigated

(Explore, Explores, Exploring, Investigate, Investigates, Investigating, To explore, To investigate)