lưỡng tiêm
Definition
- Noun:
- Lancelet: A small, translucent, fish-like marine animal that is a primitive chordate, often found buried in sand in shallow waters. It is an important organism in the study of evolutionary biology.
- Amphioxus: This is the former genus name and a common synonym for lancelets, referring to the same group of animals.
Usage Examples
- Noun:
- Lưỡng tiêm là một sinh vật quan trọng để nghiên cứu sự tiến hóa của động vật có xương sống. (The lancelet is an important organism for studying the evolution of vertebrates.)
- Các nhà khoa học thường tìm thấy lưỡng tiêm ở vùng cát ven biển. (Scientists often find amphioxus in coastal sand areas.)
Advanced Usage
- The term "lưỡng tiêm" is primarily used in formal, scientific contexts such as zoology, marine biology, and evolutionary studies. It is rarely used in everyday conversation.
Variants and Related Words
- Branchiostoma: The current scientific genus name for most lancelets, sometimes used in technical literature.
- Động vật có dây sống nguyên thủy: A descriptive Vietnamese phrase meaning "primitive chordate animal."
Synonyms
- Lancelet: The common English name.
- Amphioxus: A traditional synonym derived from an old genus name.
Related Terms
- Chordate: An animal of the phylum Chordata, which includes vertebrates, lancelets, and tunicates.
- Cephalochordate: The subphylum that specifically includes lancelets like lưỡng tiêm.