Sand pattern
[机] 砂胚模型
🧩 词语组成解析
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
pattern
['pætɚn]
n. 模式;花样，样品;图案;榜样，典范;
vt. 模仿;以图案装饰;
vi. 形成图案;
🗣️ 情景例句
Smoking is harmful to your health.
吸烟有害健康。
He's getting used to thinking in English.
他正在养成用英语思维的习惯。
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。