toehold例句
Delta`s agreement with Singapore Airlines gave them a toehold in the Pacific..德尔塔与新加坡航空公司的协议为他们在太平洋地区提供了一个立足点。
toehold英语解释（攀岩时的）立足点,（发展的）起点英释中释nyour first involvement in a particular activity, from which you can develop and become stronger
