Hspa
[計]= High-Speed Parallel Adder,高速并行加法器
??? 情景例句
Birds of a feather flock together.
物以類聚。
Life is not so short but there is time enougn for courtesy.
人生雖短，但表示禮貌的時間還是足夠的。
That's OK.
沒關系。