例句與造句

1. The tail arm of it is expected to pass by here this afternoon and it will have rains,
2. The tail arm of it is expected to pass by here this afternoon and it will have rains.
3. The longer wing created stability issues and many aircraft were subsequently modified by either lengthening the tail to increase the tail arm or enlarging the vertical fin.
4. It's difficult to find tail arm in a sentence. 用tail arm造句挺難的