Kappameter
磁化率测定仪
🗣️ 情景例句
He is behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
Wise care begets care.
谨慎小心会导致忧心忡忡。
Could you come here, please? I want some help.
你能来这儿一下吗？我需要帮忙。