Etu
abbr. electron tube 电子管; ethylene thiourea 乙烯基尿素
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
Do you like football?
你喜欢足球吗？
for the monotonous rhythm of the wheels clicking on the rails soon lulls you to sleep.
车轮与铁轨间单调的嘎喳声很快就会送你进入梦乡。