"Circle" 的發音有兩種：1. 英式 ['s??kl]?2. 美式 ['s??rkl]。作為名詞，它可以指：圓圈；圈子；包廂。作為動詞，它意味著：劃圈；包圍；盤旋；環繞。記憶提示：將 "circle" 拆分為 "cir"（圓）和 "cle"（扣兒），聯想到有顏色的扣兒通常是圓形的。以下是關于 "circle" 的常見句型：1. 用作名詞 (n.)1) She first drew a circle on the board.2) The house lay in a circle of trees.3) Listen to the four choices, and then draw a circle under the right one.2. 用作不及物動詞 S+～(+A)1) They saw the birds were circling again.2) A number of planes were circling overhead.3) Rumors circled through the town.3. 用作及物動詞 S+～+ n./pron.1) The plane circled the airport before landing.2) The teacher circles the pupil's spelling mistakes in red ink.3) The moon circles the earth.