to the backbone

基本解釋

They are British to the backbone, of course, but their father was German, which is why they care for literature and art.
烿然，他們是英國人，但是他們的父是德國人，這也是他們懌注文和藝術的原因。
Dragon wings are usually depicted in one of two ways—a third pair of limbs connected to the backbone, or webbed forearms.
對龍翼的描述基本上有兩種-一對連接在脊椎上的第三肢，或者是蹼狀的前肢。
Aunt Juley: All the Schlegels are exceptional. They are British to the backbone, of course, but their father was German, which is why they care for literature and art.
茱麗姨媽：所有施萊格爾家族的人都是例外。烿然，他們是英國人，但是他們的父是德國人，這也是他們懌注文和藝術的原因。

Prime Minister Michele Duvivier Pierre-Louis told the council that her government is committed to fixing Haiti's problems and creating a strong economy as its backbone.
This material will be necessary to do the listening exercises for the course, which is sort of the backbone of the course.
做聽力練習時我們必須使用這些材料,聽力訓練是課程的核心內容
耶魯公開課 - 聆聽音樂課程節(jié)選
One thing to notice is this part of the double helix that we'll call the backbone.
要注意的是,這兩股構成雙螺旋的鏈我們稱之為主鏈
耶魯公開課 - 生物醫(yī)學工程探索課程節(jié)選

Conversely, Amazon EC2 is always connected to the backbone of the internet where round-trip latency is 5 milliseconds or less to most web sites rather than the 100 milliseconds seen over wireless connections.
ENGADGET: Amazon Silk browser spins a faster mobile web, courtesy of cloud servers (video)