我刚才把自行车放在这个超市的外面，但现在不见了。

I put my bike outside the supermarket just now, but now it's gone.

youdao

我的自行车不知道怎么不见了。

My bicycle has somehow disappeared.

youdao

我出来的时刻自行车不见了；

My bike was gone when I came out;

youdao

我出来的时刻自行车不见了；

My bike was gone when I came out;

youdao