backbone

詞型變化：

形容詞:backboned 英文字典

詞意辨析：

courage, bravery, backbone, nerve

這些名詞都可表示“勇氣、膽量”之意。
courage: 普通用詞。指面對危險或困難時無所畏懼的精神和敢於奮鬥的進取心。
bravery: 指在危險中表現出的無所畏懼精神或在逆境中仍能堅持下去的毅力。
backbone: 指性格倔強，意志堅定，有骨氣，有頑強的決心去做某事。
nerve: 側重指面臨危險或在冒險的情況下具有冷靜、清醒的頭腦和堅定無畏的勇氣。

英文解釋：

名詞 backbone:

1. a central cohesive source of support and stability
   同義詞：anchor, mainstay, keystone, linchpin, lynchpin
2. fortitude and determination
   同義詞：grit, guts, moxie, sand, gumption
3. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord
   同義詞：spinal column, vertebral column, spine, back, rachis
4. the part of a book's cover that encloses the inner side of the book's pages and that faces outward when the book is shelved
   同義詞：spine
5. the part of a network that connects other networks together

字典網

相關句子：

1. The backbone is an articulate structure.
   脊椎骨是一種關節相連的結構。
2. He has no backbone.
   他沒有骨氣。
3. These men are the backbone of the country.
   這些人是國家的中堅力量。