✅ 同义词
🗣️ 情景例句
But you may rest assured that the payment is guaranteed.
但是你尽可以放心，我们的付款是有保障的。
In university, students are trained to become doctors and nurses.
大学的学生被训练成为医生和护士。
Could I use your mobile phone?
能借用一下您的手机吗？