brooding

n.

孵卵；

adj.

郁闷的；沉思的；徘徊不去的；

v.

孵蛋(brood的现在分词)；沉思；

brood over计较（尤指忿恨不满）；郁闷地沉思

brood on 念念不忘， 计较（特指忿恨不满）

brood pouch育仔囊；育儿袋

1. When he's depressed he sits brooding for hours.
   他消沉的时候，就坐著沉思几小时。

Constraints on Double Brooding in a Neotropical Migrant, the Hooded Warbler
The Relationship Between Adult Size and Brooding in Marine Invertebrates
On the evolutionary pathway of parental care in mouth-brooding cichlid fishes
Genotypic diversity and gene flow in brooding and spawning corals along the Great Barrier Reef, Australia.
THE INFLUENCE OF NEST TEMPERATURES AND MATERNAL BROODING ON HATCHLING PHENOTYPES IN WATER PYTHONS
Developmental Biology and Systematics of the Egg-Brooding Hylid Frogs, Genera Flectonotus and Fritziana
Subtypes of Rumination in Adolescence: Associations Between Brooding, Reflection, Depressive Symptoms, and Coping
The paradox of Rockall: why is a brooding gastropod ( Littorina saxatilis ) more widespread than one having a planktonic larval disp...
Highsmith RC.. Floating and algal rafting as potential dispersal mechanisms in brooding invertebrates. Mar Ecol Progr Ser 25: 169-179
An oviraptorid skeleton from the Late Cretaceous of Ukhaa Tolgod, Mongolia, preserved in an avianlike brooding position over an ovir...