Cryphaeaceae
隐蒴藓科
🗣️ 情景例句
Good-bye, Dean Rafer.
再见， Rafer主任。
Nothing is so certain as the unexpected.
天有不测风云，人有旦夕祸福。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。