结合符号的变音符号 Combining Diacritical Marks for Symbols
U+20D0 - U+20FF- ⃐U+20D0
 - ⃑U+20D1
 - ⃒U+20D2
 - ⃓U+20D3
 - ⃔U+20D4
 - ⃕U+20D5
 - ⃖U+20D6
 - ⃗U+20D7
 - ⃘U+20D8
 - ⃙U+20D9
 - ⃚U+20DA
 - ⃛U+20DB
 - ⃜U+20DC
 - ⃝U+20DD
 - ⃞U+20DE
 - ⃟U+20DF
 - ⃠U+20E0
 - ⃡U+20E1
 - ⃢U+20E2
 - ⃣U+20E3
 - ⃤U+20E4
 - ⃥U+20E5
 - ⃦U+20E6
 - ⃧U+20E7
 - ⃨U+20E8
 - ⃩U+20E9
 - ⃪U+20EA
 - ⃫U+20EB
 - ⃬U+20EC
 - ⃭U+20ED
 - ⃮U+20EE
 - ⃯U+20EF
 - ⃰U+20F0
 
组合符号的变音符号是一个Unicode块,包含用于修改符号字符的箭头,点,外壳和叠加。