A ray of
一線…,一絲…,少量…
?? 詞語組成解析
ray
[rei]
n. （熱或其他能量的）射線;光束，光線;微量;傘形花序柄;
vt. 放射;照射;（思想，希望等）閃現;發光;
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
??? 情景例句
Hello, it's good to see you again.
很高興又見到你。
Well, to tell the truth, I was a little disappointed.
說實話，我有點失望。
It was a great help to me.
真是獲益良多