Pearl hardening
[機] 硫酸鈣塊
?? 詞語組成解析
pearl
[p?l]
n. 珍珠;珍品;人造珍珠;珠狀物;
vi. 采珍珠;
vt. 使成珠狀;用珍珠裝飾;
n. 硬化, 淬火\\n[計] 硬化, 固化, 淬火
??? 情景例句
I feel run down.
我覺得我的身體很差。
Least said,soonest mended.
少說為妙。
They went through the rooms, being careful to touch nothing, as they did not want to hinder the police in their search for fingerprints.
他倆搜遍這每一個房間，小心翼翼地不接觸任何東西，因為他們怕妨礙警察尋找指紋。