Back-bone
分水岭；脊柱
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
bone
[bon]
n. 骨头;尸骨;骨质物;有…样的骨头的;
vt. 挑鱼刺，剔骨头;剔去…的骨;
vi. 苦学;专心致志;
🗣️ 情景例句
Richard says Max is twenty-one inches long. Richard
说Max是二十一英尺长。
Better be alone than in bad company.
交损友不如无友。
In the early morning, the food that had been laid out for the dead is thrown into a river or into the sea as it is considered unlucky for anyone living to eat it.
一大早，人们便把为死者摆放的食品扔进河中或海里，因为人们认为活着的人吃了这些东西是不吉利的。