L. d.
[医] 致死量, 光差
🧩 词语组成解析
[医] 拉丁文, 乳杆菌属, 左, 光觉, 磅, 天平, 升, 长度, 长; 腰的, 致死的
🗣️ 情景例句
Your buildings are very large, aren't they?
你们的厂房很大，对吗？
That's a good idea.
那是一个好主意。
OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。