Polypodium ensatum thunb.
[医] 水石韦
🧩 词语组成解析
[医] 水龙骨属
🗣️ 情景例句
Listen, Richard,doing aerobics for an hour is a lot different than lifting weights.
听着， Richard，一小时的有氧运动可与举重大不相同。
I'm sleeping upstairs.
我在楼上睡觉。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，