单词
harmful
读音
ˈhɑːrmfl
美式
英式
词根
"Harmful"的词根是"harm"，是一个动词，意味着伤害、损害，词尾"-ful" 是一个常见的后缀，表明"充满了…的"。
释义
adj. 有害的；能造成损害的
例句
Continuous exposure to sound above 80 decibels could be harmful.
持续曝露于超过80分贝的声音可能有害。
Water is not an effective shield against the sun's more harmful rays.
水不能有效阻挡太阳中更有害的射线。
Tears help to protect the eye from potentially harmful foreign bodies.
眼泪有助于保护眼睛去除可能有害的异物。
Continuous exposure to sound above 80 decibels could be harmful.
持续曝露于超过80分贝的声音可能有害。
Water is not an effective shield against the sun's more harmful rays.
水不能有效阻挡太阳中更有害的射线。
Tears help to protect the eye from potentially harmful foreign bodies.
眼泪有助于保护眼睛去除可能有害的异物。
强化记忆
可以将"harmful"分为"harm"和"ful"两部分，"harm"意为"伤害"，"ful"意为"充满的"，连接起来就可以理解为"充满伤害的"，也就是"有害的"。"Harmful"一词源于Old English的"hearmful"，在欧美文化中常用来形容对身体、精神或环境有害的行为或物体。
看视频学发音
Nociception is part of the nervous system’s protective responseto harmful or potentially harmful stimuli.Sensors in specialized nerve endings
Scientists have already used chlorophyll fluorescence to monitorharmful phytoplankton blooms,and track the effects of drought in the Amazon and Great Plains.
but do you know that if you give aspirin to a healthy woman,it's actually harmful?What this is doing is merely telling us
And also it's making many otherharmful nitrogen byproducts.The problem with the nitrates is,
it's expensive,it's harmful to human health, harmful to the environment,and it's unproductive.
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大学,出国,高中,专升本-自考,专四专八,程序员,其他
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