游客:我也这么认为。我可以再试试其他的吗?我不喜欢这个颜色。
Traveler: I think so. But can I try another one? L don't like the color.
可能在求解的过程中出现奇异,你可以试着把仿真步长降低,再试试。
There may be a singularity in the solution. If the model is correct, try reducing the step size (either by reducing the fixed step size or by tightening the error tolerances).
如果这会儿孩子没心情看书,不要强迫——可以下次再试试。
If your child is not in the mood for reading at the moment, don't force the issue-try again at another time.
如果这会儿孩子没心情看书,不要强迫——可以下次再试试。
If your child is not in the mood for reading at the moment, don't force the issue-try again at another time.
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