ghost free
常见例句
- I play fingers with a soul-free ghost, discussing roots of life.
我和野鬼划拳，讨论人生的一些根本问题。 - Second, the free-boundary is handled by using combination of the zero-velocity method with the general ghost-image method and fourth-order difference format is used in free-boundary.
然后采用将零速度法和广义虚像法相结合的方法来处理自由边界，并在自由边界上采用四阶精度差分格式； 返回 ghost free