🧩 词语组成解析
n. 短剑的一种
arch
[ɑ:tʃ]
n. 弓形;拱门;拱形物;足弓，齿弓;
vt. （使）弯成拱形;用拱连接;向后弯;
vi. 拱起;成为弓形;
adj. 主要的;首要的;调皮的;淘气的;
🗣️ 情景例句
Do you want to get together and study sometime?
你想和我一起学习吗？
All measurements of each case must not exceed 1.5m*1m*1m.
每只木箱体积不应超过1。5m*1m*1m。
We certainly expect our product to be available by October 1.
我们的产品在可在10月1日前准备好。