Isolead
curve[军]等提前量曲线
🗣️ 情景例句
Really?
真的吗？
Without practice, hopes will be reduced to zero.
没有实践，希望会化为乌有。
is the slowest and has travelled round the earth through the surface rocks.
是最慢的，是围绕地球通过表面岩石传来的。