999英语网 英语单词
Helioscope的音标发音
Helioscope
英式发音：[hi:liskup]
美式发音
(n.) A telescope or instrument for viewing the sun without injury to the eyes, as through colored glasses, or with mirrors which reflect but a small portion of light.
录入:露西
(n.) A telescope or instrument for viewing the sun without injury to the eyes, as through colored glasses, or with mirrors which reflect but a small portion of light.
录入:露西