We gathered in the conference room to have an important negotiation.

His explanation was impossible to understand.

His painting has a unique brushstroke.

His veins were very thin.

In this mine, work is being done to separate the gangue from the ore.

This book explains the brief history of Japan in detail.

Please tell me the abbreviation of this word.

This book explains the outline of Japanese history in detail.

Speaking without honorifics can be considered rude.

Our strategy is the key to success.