Bitartronate
羟丙二酸氢盐
🗣️ 情景例句
I'm paying lots of money for you, so you'd better do well.
我为你花了那么多钱，所以你要好好干。
My name is Jones.
我姓琼斯。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。