Retention form
[醫] 固位形(牙洞)
?? 詞語組成解析
retention
[ri'ten??n]
n. 保留;記憶力，保持力;滯留，扣留;閉尿;
??? 情景例句
Would you please tell us payment terms?
請您告訴我們付款方式好嗎？
We only live once,, but if we work it right once is enough.
我們生命只一次，好自為之一次足矣。
The nomads who made these markings lived by hunting and fishing during the last Ice Age which began about 35,000 B.C.and ended about 10,000 B.C.
這些痕跡是游牧人留下的，他們生活在從公元前約35，000年到公元前10，000年的冰川期的末期，以狩獵、捕魚為生。