他们围着老师的椅子站成半圆形回答问题。They stood in a semi-circle round the teacher's chair and answered questions.摆成半圆形的椅子a semicircle of chairs这个村庄是由半圆形的茅舍组成的.The village was formed of semicircle huts....
Keep savings as a buffer against unexpected cash needs.存些积蓄以备不时之需。A little money can be a useful buffer in time of need.在急需时,很少一点钱就能解燃眉之急.Romantic love will buffer you against life's hardships.浪漫的爱会减轻生活的艰辛....
Psychological twists perk up an otherwise predictable story line.心理转折使原本老套的故事情节变得生动有趣。House prices could perk up during the autumn.秋季房价可能上涨。Perk up a dark kitchen with a coat of paint.把昏暗的廚房油漆一下使它更亮堂....
The sagacious minister offered what he considered a rather clever explanation.道貌岸然的牧师说了一套他认为相当聪明的解释....a sagacious leader.精明练达的领导者He is a sagacious businessman.他是一个精明的商人。He is the most sagacious member of the committee.他...
野营的人们在架起篝火之前搜集了一大堆碎枝.The campers amassed a large pile of branches before starting their fire.要去野营的人请在大门口集合.Those who are going camping please gather at the gate.人们去野营的时候睡在帐篷里.If you go camping you sleep in tent....