with one's tongue in one's cheek 不是用舌头做鬼脸

【例句】I suspect that he speaks with his tongue in his cheek. 【误解】我怀疑他说话时在做鬼脸。 【正确】我怀疑他说话不算数。 【说明】with one's tongue in one's cheek意思是“说话不算数”、“说话态度不真诚”，不是“舌头在脸颊里”或“做鬼脸”。