In gardens, cankers are most prominent on apples and pear trees.
花园树木中患溃疡病最多的是苹果树和梨树。
《柯林斯英汉双解大词典》
Mexican types are immune to trunk cankers but the fruit is not.
墨西哥类型免疫主干溃疡病,但果实是不是。
In the third watch of the night he had the knowledge of the exhaustion of cankers, knowing that he had eradicated all defilements and made an end of ill.