Marine shelf
[经] 大陆架
🧩 词语组成解析
marine
[mə'ri:n]
adj. 海的;海产的;海军的;海事的;
n. 水兵;海军陆战队士兵;海事，海运业;
shelf
[ʃɛlf]
n. 架子，搁板;棚;沙洲，暗礁;格，层;
🗣️ 情景例句
Tomorrow.
明天。
A light purse makes a heavy heart.
曩中无钱心事重。
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。