Gleptoferron
庚糖酐铁
🗣️ 情景例句
I'm thinking of ordering 100 sets. But one problem-
我正考虑定购一百台，只是一个问题-
David would get up early in the morning to deliver newspaper.
戴维一早起床就去送报纸。
he identifies himself with its centre of gravity, its mass, its weight;
他把自身和物体重心、质量、重量融为一体。