Apex of arch
[化] 拱頂
?? 詞語組成解析
apex
['ep?ks]
n. 頂;<喻>頂峰;<美><礦>脈尖;尖端;
of
[?v]
prep. 關(guān)于;屬于…的;由…制成;
aux. 助動詞 [非標(biāo)準(zhǔn)用語、方言] =have [主用于虛擬語氣];
arch
[ɑ:t?]
n. 弓形;拱門;拱形物;足弓，齒弓;
vt. （使）彎成拱形;用拱連接;向后彎;
vi. 拱起;成為弓形;
adj. 主要的;首要的;調(diào)皮的;淘氣的;
??? 情景例句
I have a question.
我有一個問題。
Cheek brings success.
和氣生財。
One of the real pluses of this product is that it is of very high quality and of compact size.
這種產(chǎn)品的真正優(yōu)點之一就是高質(zhì)量和小體積。