Rust-free
不锈的；未生锈的
🧩 词语组成解析
rust
[rʌst]
n. 铁锈;锈病，锈菌;荒废，停滞;锈，锈色;
vt.& vi. （使）生锈;[植]害锈病;变钝，荒废;
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
Hello, darling.
哈喽， 亲爱的。
Roll my log and I'll roll yours.
互相吹嘘。
That's what we did in China in the old days, before thermoses were invented, said Wei Hua.
“那是我们中国从前未发明出热水瓶时的做法。”魏华说。