🧩 词语组成解析
the
[ðə]
art. 指已提到的人（物）;指说话人与听者已知的人（物）;用于独一无二的事物前;与形容词最高级和序数词连用;
crab
[kræb]
n. 蟹，蟹肉;阴虱;脾气乖戾的人;[植]沙果，沙果树;
vi. 捕蟹;发牢骚，抱怨;偏航;
vt. 发脾气;破坏;使偏航;
🗣️ 情景例句
If you had your choice of all the places in the world.
假如你可以选择世界上的任何地方。
Air China has a flight leaving at 9:25.
中国航空公司有一班飞机，9点28分起飞。
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。