P-methoxyphenylalanine
[化] 对甲氧基苯丙氨酸
🗣️ 情景例句
Why is that necessary?
为什么有此必要
Are there reserved seats on the train?
车上有预订座位吗？
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先从亚洲引进的狗，待人友好，早在罗马时代就给人当看门狗了。