Peter always studied the grimed and greasy exercise book .
彼得经常翻阅那本肮脏油腻的练习本。
His face was rugged , and grimed rather than dirty .
他的脸上有皱纹,与其说脏,还不如说晦暗。
His nails were grimed with dirt , always .
他的指甲缝里经常充满了肮脏的污垢。