柯林斯詞典yawn /j??n/ (yawning,yawned,yawns) 1. V-I If you yawn, you open your mouth very wide and breathe in more air than usual, often when you are tired or when you are not interested in something. 打哈欠 She yawned, and stretched lazily. 她打了個(gè)哈欠，伸了個(gè)懶腰。2. N-COUNT Yawn is also a noun. 哈欠 Rosanna stifled a huge yawn. 羅莎娜忍住了一個(gè)大哈欠。 返回 yawning劍橋詞典used to describe a difference or amount that is extremely large and difficult to reduce （差異或數(shù)量）巨大的，難以縮減的 There exists nowadays a yawning gap between rich and poor . 如今貧富之間存在著巨大的差異。 A yawning space or hole is very wide . （空間或洞孔）豁開(kāi)的 a yawning crevasse 巨大的裂縫 返回 yawning