🧩 词语组成解析
n. [植]瑞士五针松(亦作 cembra pine)
nut
[nʌt]
n. 螺母，螺帽;坚果，坚果果仁;难对付的人;[乐]弓根;
v. 采坚果;拾坚果;
🗣️ 情景例句
I'll call her back.
我给她回电话。
This is not an occasion for laguhter.
现在不是该笑的时候。
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地壳的基本模壳，