cuốn lá
Definition
- Noun:
- Leaf roller: A general term for the larval stage (caterpillar) of certain moth species that characteristically rolls, folds, or ties leaves together with silk to create a protective shelter in which it feeds and lives.
- Leaf-rolling pest: Refers to the insect itself, typically in an agricultural or gardening context, as a pest that damages plants by this specific feeding and sheltering behavior.
Usage Examples
- Noun:
- Cây cam bị nhiễm cuốn lá. (The orange tree is infested with leaf rollers.)
- Nông dân đang tìm cách diệt sâu cuốn lá. (The farmers are looking for ways to eliminate leaf-rolling caterpillars.)
- Lá bị cuốn lại là dấu hiệu của cuốn lá. (Leaves rolled up are a sign of leaf rollers.)
Advanced Usage
- The term is often part of the compound noun "sâu cuốn lá", which explicitly means "leaf-rolling caterpillar/worm." While "cuốn lá" can stand alone to mean the pest, "sâu cuốn lá" is more precise in everyday language.
- Phải phun thuốc để trị sâu cuốn lá. (We must spray pesticide to treat the leaf-rolling caterpillars.)
Variants and Related Words
- Sâu cuốn lá (n): Leaf-rolling caterpillar; the most common and specific term for the pest.
- Bướm cuốn lá (n): The adult moth of the leaf-rolling caterpillar.
Synonyms
- Leaf roller
- Leaf-rolling caterpillar
- Leaf-tier (a specific type of leaf-rolling behavior)
Related Terms
- Sâu hại (n): Pest (a general term for harmful insects).
- Cuốn (v): To roll, to curl. This verb describes the insect's action on the leaf.
- Lá (n): Leaf. The object of the insect's activity.