Substitutive
a. 代替的, 代用的, 可取代的\\n[医] 取代的, 置换的
✅ 同义词
🗣️ 情景例句
About three weeks. We'll have enough time for our talks.
大约三个礼拜，我们有足够的时间交谈了。
It's up to you.
由你决定。
It is because his feet move on, but his head stays still.
这是因为他的脚动了，而他的头保持着静止。