Etsu
abbr. Energy Technology Support Unit 能源技术提供部
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
He washes dresses every day.
他每天都洗衣服。
First it made a circle to the right, then to the left.
令他吃惊的是，蜜蜂开始在蜂窝的表面表演一种舞蹈。