錮囚鋒是將新的冷氣團（向西）與暖鋒以北已經存在的舊冷氣團分開的邊界。

錮囚鋒是將新的冷氣團（向西）與暖鋒以北已經存在的舊冷氣團分開的邊界。

Results (English) 1:

The trapped front is the boundary that separates the new cold air mass (to the west) from the old cold air mass that already exists north of the warm front.

Results (English) 2:

The confinement front is the boundary separating the new cold air mass (westward) from the existing old cold air mass north of the warm front.

Results (English) 3:

The Prison Front is the boundary that separates the new cold air mass (to the west) from the old cold air mass that already exists north of the warm front.