丹心碧血dān xīn bì xuè

形容一腔热血、无限赤诚之心。deep partiotism

• substratum
• subsume
• subsurface
• subsystem
• subtable
• subtenancy
• subterfuge
• subtext
• subthreshold
• subtile
• subtile-witted
• subtilly
• subtitle
• subtle
• subtle-witted
• subtly
• subtotal
• subtract
• subtraction
• subtropical
• subtrust
• subtype
• subunit
• suburb
• subvalue