sterna

不可数 · 专有名词

A genus of birds within the subfamily Sterninae, commonly known as terns.

• 🇨🇳燕鸥属，是鸥科燕鸥亚科下的一个属，通常称为燕鸥。

1. A genus of seabirds C2 formal scientific

   A taxonomic genus within the family Laridae, comprising typical terns found worldwide.

   • Sterna hirundo is the common tern, found across temperate regions.
   • The genus Sterna includes many species of graceful, long-winged seabirds.
   • Ornithologists study the migration patterns of Sterna paradisaea, the Arctic tern.

   🇨🇳燕鸥属

• sternae plural form
• sternas plural form
• sternae's possessive plural form
• sternas' possessive plural form
• sterna's possessive singular form

A noun referring to the flat bone located in the center of the chest that connects with the collarbones and the first seven pairs of ribs.

• 🇨🇳胸骨是位于胸部正中央的一块扁平骨，与锁骨和最初七对肋骨相连。

1. Breastbone B2 formal medical

   The long, flat bone located in the center of the chest that connects to the ribs and collarbone.

   • The doctor examined the patient's sternum for any fractures.
   • The sternum protects the heart and major blood vessels.
   • During CPR, pressure is applied to the sternum.

   🇨🇳胸骨

   同义词: breastbone

• sterna plural form
• sternums plural form
• sternae possessive plural form
• sternums' possessive plural form
• sternum's possessive singular form