因此，在 Linux Mint 上多次使用locate命令后，我遇到了每个查询都在 /timeshift/ 目录中返回一行又一行结果的问题 - Linux Mint 使用该目录作为操作系统保存点。
如果我使用，比如说，locate anaconda activate.sh我可能会得到的是：
/home/user/.anaconda3/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts
/conda-activate.sh
/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/activate.d/activate.sh
/home/user/.anaconda3/pkgs/spyder-5.1.5-py39h06a4308_1/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-01-09_15-00-01/localhost/home/user/.anaconda3/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-01-09_15-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/activate.d/activate.sh
/timeshift/snapshots/2023-01-09_15-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/deactivate.d/deactivate.sh
/timeshift/snapshots/2023-01-09_15-00-01/localhost/home/user/.anaconda3/pkgs/spyder-5.1.5-py39h06a4308_1/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-02-10_04-00-01/localhost/home/user/.anaconda3/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-02-10_04-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/activate.d/activate.sh
/timeshift/snapshots/2023-02-14_20-00-01/localhost/home/user/.anaconda3/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-02-14_20-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/activate.d/activate.sh
/timeshift/snapshots/2023-02-14_20-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/deactivate.d/deactivate.sh
/timeshift/snapshots/2023-02-14_20-00-01/localhost/home/user/.anaconda3/pkgs/spyder-5.1.5-py39h06a4308_1/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-02-15_21-00-01/localhost/home/user/.anaconda3/lib/python3.9/site-packages/spyder/plugins/ipythonconsole/scripts/conda-activate.sh
/timeshift/snapshots/2023-02-15_21-00-01/localhost/home/user/.anaconda3/pkgs/conda-4.12.0-py39h06a4308_0/info/test/tests/test-recipes/activate_deactivate_package/src/etc/conda/activate.d/activate.sh
只有前三个结果是相关的，那么如何排除目录呢？