Periosteum
n. 骨膜\\n[医] 骨膜
🗣️ 情景例句
Richard and I will put them into the envelopes.
我和Richard把它们放进信封。
Friendless is the dead.
没有朋友者，等于是死人。
It was important to carry out the work quickly, so an extra team of men were asked to work on the repairs one evening.
因为尽快投入修理工作显得十分重要，于是一天晚上加派了一支工作队来参加维修工作。