1、 The vice-president must now take on the mantle of supreme power.
副总统现在必须承担起最高权力的重任。
来源:秒词邦搜集整理
2、 Because of its proximity to Earth's core, the rock at the base of the mantle is much hotter than rock in the upper mantle.
由于靠近地核,地幔底部的岩石比上地幔岩石的温度高得多。
来源:秒词邦搜集整理