bucktooth的音标：bucktooth的英式发音音标为：[bʌk'tu:θ]bucktooth的美式发音音标为：[bʌk'tuθ]...

n.牙膏...

toot的一般过去时为：tooted...

DEG in toothpaste has a low but meaningful risk of toxicity and injury to these populations.DEG在牙膏中含量低但长期毒性和损伤给这些人带来了危险.Colgate - Palmolive's toothpaste was said to contain a carcinogen.高露洁的牙膏也被说含有致癌物质.to squeeze a ...