perspicacious, clear-eyed, clear-sighted, intelligent, wise

an electromyograph

in charge / take charge / responsibility / be in charge / be responsible for / take responsibility for

in charge; in the position of responsibility / liable to; subject to / obliged; duty-bound

scenery / view / landscape

able to both talk and do; an eloquent speaker and a skilled worker; one who works as well as talks

北欧諸国: Nordic countries

slanted, tiled

strand, beach, shore

various / many / several / together