Titanaloy
蒂坦鈦銅鋅耐蝕合金
??? 情景例句
Your English is very good.
你的英語說得很好。
I told him to stay till he calls.
我告訴他留下來等他打電話來。
The Officer went through the case with great care.
那位官員十分仔細地把箱子檢查了一遍。