Allergens
(allergen 的复数) n. 变(态反)应原\\n[化] 过敏素; 变应原
🗣️ 情景例句
Affectionately, Uncle John.
爱你的，约翰叔叔。
We're looking for a house to rent for the summer.
我们正在寻找一幢夏天租的房子。
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？