canker
单词辨析：
指人体内的恶性肿瘤。
He died of liver cancer.
他死于肝癌。
A lot of cancers can now be cured.
现在有许多种癌症可以治愈。
指花木的枝枯病，也指人和动物的溃疡病。
This tree suffers from canker.
这棵树患根瘤病。
My dog has a canker sore in its mouth.
我的狗患了口腔溃疡。
指人、动物或植物体表或体内因病变而长出的肿块。
a cancerous/malignant growth
癌性/恶性赘生物
He has a growth on his throat.
他喉咙处上长了一个肿块。
指人或动物身体某部位因病变而长出且迅速增大的肿块。
The surgeon operated on her to remove the tumour.
外科医生给她做手术以切除肿瘤。
The doctor diagnosed the tumour as benign.
医生认为这个肿块是良性的。
相关例句：
Caution: Don't use it when skin has cut, canker, whelk grouting and eczema.
注意事项：皮肤有伤口，溃烂，青春痘灌浆，湿疹，等情况下不可以使用。
The chestnuts have also been suffering from drought and a serious and increasing disease, bleeding canker.
七叶树还一直遭受着干旱和一种严重的伤流溃疡病的侵害。
Fatigue, stress or allergies can increase the likelihood of a canker sore.
疲劳，压力或过敏能增加口腔溃疡发作的可能性。
Bacterial canker and leaf spot of cherry
甜樱桃溃疡及虫斑病
In vitro antifungal activities of sodium bicarbonate and asomate against poplar blister canker pathogen Dothiorella gregaria Saccardo were screened.
对水泡型杨树溃疡病进行了碳酸氢钠和福美胂的室内抗菌活性测定和室外防治试验。
Unlike cold sores, canker sores appear inside the mouth.
不同于唇疱疹，口腔出现在嘴里面。