🧩 词语组成解析
[医]马鲛
sierra
[[si'erə]]
n. 呈齿状起伏的山脉
🗣️ 情景例句
Spare me nothing.
把一切都告诉我。
Is there a pay pnone nearby?
这附近有没有公用电话？
The noise had been so faint that no one though that the ship had been damaged.
由于这个声音非常轻，没人会想到船身已遭损坏。