tightrope

n.

绷索，钢丝；极其危险的道路或处境；

复数：tightropes

walk a tightrope ◎走钢丝 , ◎对付险境；处境艰难

1. The children are breathless as they watch the tightrope act.
   孩子们在看走绳索表演时呼吸都屏住了。
2. There was gasp of horror from the spectator as he fell off the tightrope.
   他从拉紧的绳索上摔了下来，观众吓得直喘气。

Family Tightrope:The Changing Lives of Vietnamese Americans
Walking the Tightrope: Finding Balance in Faculty Support
Walking the tightrope:responsive yet stable traffic engineering
Family Tightrope: The Changing Lives of Vietnamese Americans. by Nazli Kibria
Walking a Tightrope: Creating Value Through Interorganizational Relationships
Securing the immune tightrope: mononuclear phagocytes in the intestinal lamina propria.
Copper homeostasis in eukaryotes: teetering on a tightrope.
Walking the tightrope between feeling good and being accurate: mood as a resource in processing persuasive messages
Erythropoietin on a tightrope: balancing neuronal and vascular protection between intrinsic and extrinsic pathways.
The anatomic reconstruction of acromioclavicular joint dislocations using 2 TightRope devices: a biomechanical study.