Fenit
因瓦镍合金
🗣️ 情景例句
You can feel very proud of your grandson, Mr. Stewart.
你可以为你的孙子感到非常的骄傲， Sewart先生。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
he realizes its volume, as the space that the shape displaces in the air.
他能意识到物体的体积，那就是它的形状在空气中所占的空间。