feszítődúc angolul

straining-beam▼noun
[UK: ˈstreɪn.ɪŋ biːm] [US: ˈstreɪn.ɪŋ ˈbiːm]

straining-piece▼noun
[UK: ˈstreɪn.ɪŋ piːs] [US: ˈstreɪn.ɪŋ ˈpiːs]