at presentation

基本解釋

There is always the danger of the "meeting specialist" who is adept at presentation.
碰上擅長做報告的“會議專家”的危險總是有的。
All patients had a negative cardiac troponin I (cTn-I) result at presentation and cTn-I was used as the outcome measure.
所有患者發(fā)病時的心肌肌鈣蛋白I（cTn-I）的檢驗結(jié)果都呈陰性（cTn-I用來做效果測試劑）。
The sensitivity of IMA at presentation for an ischemic origin of chest pain was 82%, the specificity was 46%, the negative predictive value was 59%, and the positive predictive value was 72%.
IMA測試在缺血造成的胸痛發(fā)病時診斷的靈敏度為82%，陰性預(yù)測值為59%，陽性預(yù)測值為72%。

She is remembered still for her commanding presentation at the hearing and deep knowledge of constitutional issues.
I've asked them to give a brief presentation about the Masters of Applied Positive Psychology at U Penn, the only master degree, well the first master degree in the world-- there are a couple of others now.
我請他們簡單介紹一下,賓州大學(xué)應(yīng)用積極心理學(xué)碩士課程，唯一的碩士學(xué)位，世界上第一個碩士學(xué)位-,目前還有其他幾個。
哈佛公開課 - 幸福課課程節(jié)選
He also made a presentation at a medical conference that some now say hinted that he had militant views.

Patients with high BMIs or with chest pain or pressure at presentation were less likely to have a false-positive activation.
FORBES: All Dressed Up And No Place To Go: False-Positive Activation Of The Cath Lab For Primary PCI