Copper-bottomed
a. （船）底包铜皮的
📖 牛津释义
copper-bottomed
adj (esp Brit) safe in every way; certain not to fail 绝对安全的; 万无一失的
a copper-bottomed guarantee, assurance, deal, etc 可靠的保证、 绝对的把握、 毫无风险的交易.
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
...底的, 底是...的
🗣️ 情景例句
I'd like to make a couple of proposals to improve the whole situation.
为了改善整个局面，我们提出若干建议。
Short acquaintance brings repentance.
浅交生后悔。
The sides of the dish were so smooth that it was almost impossible to attach hawsers and chains to the rim without damaging it.
盘子四边十分光滑，要在盘边拴上绳索或链条而同时又不损坏它是很难办到的。