慢速英语:Think You Know How Dogs Drink Water?

音频下载[点击右键另存为]

sloppy – adj. not careful or neat

precise – adj. very accurate or exact

thirsty – adj. needing water

suction – n. the act or process of sucking

momentum – n. the strength or force that something has when it is moving

column - n. something tall and thin in shape

accelerate –v. to move faster