🧩 词语组成解析
valedictory
[,vælɪ'dɪktəri]
adj. （尤在正式场合）告别的，告辞的;
n. 告别演说，告别辞;〈美〉毕业生代表的告别辞;
vale 再见 + dict 说话，断言 + ory 与...有关的 → adj. 告别的\r\nn. 告别辞
speaker
['spikɚ]
n. 说话者;演讲者，发言人;讲某种语言的人;扬声器;
🗣️ 情景例句
I have a heavy class load this term.
这个学期我的功课很重。
The wine in the bolttle does not quench thirst.
瓶中之酒不解渴。
In fact a basic amount of movement occurs during sleep which is specifically concerned with preventing muscle inactivity.
事实上，睡眠状态下仍有着基本的活动量，以防止肌肉活动停止。