sit tight
US /sɪt taɪt/
UK /sɪt taɪt/

1.
耐心等待, 静观其变
to wait patiently and do nothing until you hear further information or instructions
:
•
Just sit tight and I'll be right back with the results.
请耐心等待,我马上回来告诉你结果。
•
We'll have to sit tight until the storm passes.
我们必须耐心等待,直到暴风雨过去。