我正在尝试求解一个微分方程，但输出以两行显示结果，这是什么意思？
clear
clc
syms g(t) a b c a0 q V calculated_gamma tox kb T Vel0 Ea t1 c0 k1
eqn = diff(g,t) == -Vel0 * exp(-Ea*q/(kb*T))*sinh(a0*q*V*calculated_gamma/(tox*kb*T)-a0*q*V*c0/(tox*kb*T)*g);
pretty (eqn)
S = dsolve(eqn)
pretty (S)
命令窗口：
d / V a0 calculated_gamma q V a0 c0 q g(t) \ / Ea q \
-- g(t) == -Vel0 sinh| ----------------------- - -------------- | exp| - ---- |
dt \ T kb tox T kb tox / \ T kb /
S =
calculated_gamma/c0
-(T*kb*tox*log(exp(-(V*a0*calculated_gamma*q)/(T*kb*tox))*tanh((V*a0*c0*q*(C5 - Vel0*t*exp(-(Ea*q)/(T*kb))))/(2*T*kb*tox))))/(V*a0*c0*q)
/ calculated_gamma \
| ---------------- |
| c0 |
| |
| / / / / Ea q \ \ \ \ |
| | | V a0 c0 q | C5 - Vel0 t exp| - ---- | | | | |
| | / V a0 calculated_gamma q \ | \ \ T kb / / | | |
| T kb tox log| exp| - ----------------------- | tanh| --------------------------------------- | | |
| \ \ T kb tox / \ 2 T kb tox / / |
| - ------------------------------------------------------------------------------------------------ |
\ V a0 c0 q /
我感谢任何答案，非常感谢。