to mix in some sand (e.g. when making concrete); (fig.) to place outsiders into a monolithic group (to infiltrate or disrupt it etc)
trad. 摻沙子
Also written 摻沙子【chān shā zi】
to mix in some sand (e.g. when making concrete); (fig.) to place outsiders into a monolithic group (to infiltrate or disrupt it etc)
trad. 摻沙子
Also written 摻沙子【chān shā zi】