Its limited resource is well known; the other low solvability in water.
Its limited resource is well known; the other low solvability in water.
这主要有两个原因：首先，它的资源极为有限；其次，它的水溶性较差。
Its limited resource is well known; the other low solvability in water.
这主要有两个原因：首先，它的资源极为有限；其次，它的水溶性较差。