柯林斯詞典backside /?b?k?sa?d/ (backsides) 1. N-COUNT Your backside is the part of your body that you sit on. 屁股[非正式] The lad fell backwards, landing on his backside. 那個男孩曏後倒下去，屁股著地。。 返回 backside劍橋詞典 backside noun [C] (BODY) the part of the body that you sit on 屁股，臀部 After cycling for the whole day , my backside was very sore . 騎了一整天自行車後，我的屁股很疼。 同義詞bottom noun (BODY PART) backside noun [C] (BACK PART) Indian English the back part of something 背麪；後側(cè) On the backside of this building you will find a door . 在房子的後側(cè)，你會看見一扇門。 Do not write anything on the backside of your answer book . 不要在答題本的背麪寫任何內(nèi)容。 習語a boot/kick up the/your backside get off your backside sit (around) on your backside 返回 backside