Otd
[医] 器官耐受量(放射量)
🗣️ 情景例句
you know,
你知道的，
An empty hand is no lure for a hawk.
空手诱不来老鹰。
This race, which went on for exactly four exactly four months, was the last of its kind.
这场比赛持续了整整4个月，是这类比赛中的最后一次，