rind|rinds

松树厚实的树皮可以保护它免受严寒。

The thick ___rind of the pine tree protects it from severe cold.

柑橘类水果的皮通常富含精油。

The ___rinds of citrus fruits are usually rich in essential oils.

制作柠檬水时，别忘了把柠檬皮去掉。

When making lemonade, don't forget to remove the ___rind from the lemon.