[=high-energy electron diffraction]高能电子衍射
[=hydroxyethylethylene diamine]羟乙基乙二胺

hid; hiːd< heed >
<<动词>>
heed.ed, heed.ing, heeds
<<及物动词>>
留心; 注意
"He did not heed my gibes, and chattered on." (Sean O'Faolain)他没注意到我对他的嘲弄, 仍喋喋不休地说话
<<不及物动词>>
注意
<<名词>>
注意, 留心