up-and-down

(ŭp′ən-doun′)adj.1. Characterized by or exhibiting an alternating upward and downward movement.2. Variable; changeable.3. Vertical.

up-and-down

adj 1. moving, executed, or formed alternately upwards and downwards 2. chiefly US very steep; vertical adv, prepbackwards and forwards (along)

up′-and-down′

adj. 1. moving alternately up and down. 2. having an uneven surface. 3. changeable: up-and-down luck. 4. perpendicular or nearly so: a straight up-and-down hillside. [1610–20]

Translations

单词	up-and-down
释义	up-and-down up-and-down (ŭp′ən-doun′)adj.1. Characterized by or exhibiting an alternating upward and downward movement.2. Variable; changeable.3. Vertical. up-and-down adj 1. moving, executed, or formed alternately upwards and downwards 2. chiefly US very steep; vertical adv, prepbackwards and forwards (along) up′-and-down′ adj. 1. moving alternately up and down. 2. having an uneven surface. 3. changeable: up-and-down luck. 4. perpendicular or nearly so: a straight up-and-down hillside. [1610–20] Translations
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