Touch upon
与...有关, 涉及..., 提到..., 提及, 谈及
🧩 词语组成解析
touch
[tʌtʃ]
vt. 触摸;使某物与…轻轻接触;吃或喝，尝;[数]与…相切;
n. 触摸，碰;触觉，触感;修饰，润色;痕迹;
vi. 接触;联系;
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
Philip was a young doctor,
Philip当时是个年轻的大夫
His opening remarks were serious.
他的开场白说得很严肃。
It has four Rolls-Royce Merlin engines, but the group will need to have only three of them rebuilt.
该飞机装装配有4台罗尔斯-罗伊斯的默林发动机，但是他们只需要修复其中的3台。