英文释义

adv. At what time; -- used interrogatively.

adv. At what time; at, during, or after the time that; at or

just after, the moment that; -- used relatively.

adv. While; whereas; although; -- used in the manner of a

conjunction to introduce a dependent adverbial sentence or clause,

having a causal, conditional, or adversative relation to the principal

proposition; as, he chose to turn highwayman when he might have

continued an honest man; he removed the tree when it was the best in

the grounds.

adv. Which time; then; -- used elliptically as a noun.