许: Ⅰ动词1.(称赞; 承认优点) praise 短语和例子推许 esteem and commend; 赞许 praise; commend2.(答应) promise 短语和例子他许过我一张票。 he promised me a ticket. 他许下要给大报酬的诺言。 he made promises of a large reward.3.(允许; 许可) allow;
居: Ⅰ动词1.(住) reside; dwell; live 短语和例子分居 (of members of a family) live apart; 侨居国外 reside abroad; 穴居 live in caves2.(处于; 在) be (in a certain position); occupy (a place) 短语和例子居世界首位 occupy first