Channel and point - bar sands may be clean and well - sorted.

河道砂和河曲沙坝砂可以是干净的和分选良好的.

辞典例句

Objective To explore the relation between meridians cohering on the organism and channel and point - entrails effect.

目的探讨经脉线的附着组织与经穴 — 脏腑效应之间的关系.

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