1. 海倫覺得試圖洗凈她手上的油漆是毫無希望的。
   Helen felt that it was hopeless to try to clean her hands of the paint.
2. 洗禮清洗或洗凈身體，尤指作為宗教儀式的一部分
   A washing or cleansing of the body, especially as part of a religious rite.
3. 對牙痛的一項(xiàng)萬無一失的療法是：把作痛的一根牙齒放進(jìn)醋里洗凈利，然后置于陽光下半小時(shí)使之曬干。
   An infallible remedy for toothache: wash the root if an aching tooth in vinegar, and let it dry half an hour in the sun.

凈的英語翻譯：